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495516 = 223717347
BaseRepresentation
bin1111000111110011100
3221011201110
41320332130
5111324031
614342020
74132440
oct1707634
9834643
10495516
1130931a
121ba910
13144708
14cc820
159bc46
hex78f9c

495516 has 48 divisors (see below), whose sum is σ = 1403136. Its totient is φ = 132864.

The previous prime is 495511. The next prime is 495527. The reversal of 495516 is 615594.

It is a super-2 number, since 2×4955162 = 491072212512, which contains 22 as substring.

It is a nialpdrome in base 14.

It is a zygodrome in base 2.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 495516.

It is not an unprimeable number, because it can be changed into a prime (495511) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1255 + ... + 1601.

It is an arithmetic number, because the mean of its divisors is an integer number (29232).

2495516 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 495516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (701568).

495516 is an abundant number, since it is smaller than the sum of its proper divisors (907620).

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

495516 is a wasteful number, since it uses less digits than its factorization.

495516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 376 counting only the distinct ones).

The product of its digits is 5400, while the sum is 30.

The square root of 495516 is about 703.9289736898. The cubic root of 495516 is about 79.1320762397.

It can be divided in two parts, 49 and 5516, that added together give a triangular number (5565 = T105).

The spelling of 495516 in words is "four hundred ninety-five thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 347 357 476 694 714 1041 1388 1428 2082 2429 4164 4858 5899 7287 9716 11798 14574 17697 23596 29148 35394 41293 70788 82586 123879 165172 247758 495516