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495485964 = 2233231511321
BaseRepresentation
bin11101100010001…
…000010000001100
31021112100021222000
4131202020100030
52003321022324
6121055552300
715164363331
oct3542102014
91245307860
10495485964
11234763a36
12119b2b690
137b86457c
1449b3c988
152d7759c9
hex1d88840c

495485964 has 96 divisors (see below), whose sum is σ = 1350343680. Its totient is φ = 156816000.

The previous prime is 495485959. The next prime is 495485983. The reversal of 495485964 is 469584594.

495485964 is a `hidden beast` number, since 4 + 9 + 5 + 48 + 596 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 495485964.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374424 + ... + 375744.

It is an arithmetic number, because the mean of its divisors is an integer number (14066080).

Almost surely, 2495485964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495485964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675171840).

495485964 is an abundant number, since it is smaller than the sum of its proper divisors (854857716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495485964 is a wasteful number, since it uses less digits than its factorization.

495485964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508 (or 1500 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 495485964 is about 22259.5140108674. The cubic root of 495485964 is about 791.3047732798.

The spelling of 495485964 in words is "four hundred ninety-five million, four hundred eighty-five thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 23 27 36 46 54 69 92 108 138 151 207 276 302 414 453 604 621 828 906 1242 1321 1359 1812 2484 2642 2718 3473 3963 4077 5284 5436 6946 7926 8154 10419 11889 13892 15852 16308 20838 23778 30383 31257 35667 41676 47556 60766 62514 71334 91149 93771 121532 125028 142668 182298 187542 199471 273447 364596 375084 398942 546894 598413 797884 820341 1093788 1196826 1640682 1795239 2393652 3281364 3590478 4587833 5385717 7180956 9175666 10771434 13763499 18351332 21542868 27526998 41290497 55053996 82580994 123871491 165161988 247742982 495485964