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469660152 = 2331313111491
BaseRepresentation
bin11011111111100…
…111000111111000
31012201202012121110
4123333213013320
51430213111102
6114334240320
714432021403
oct3377470770
91181665543
10469660152
11221124695
121113560a0
13763c1520
1446538d3a
152b37386c
hex1bfe71f8

469660152 has 64 divisors (see below), whose sum is σ = 1274232960. Its totient is φ = 143395200.

The previous prime is 469660127. The next prime is 469660153. The reversal of 469660152 is 251066964.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 469660152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469660153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35127 + ... + 46617.

It is an arithmetic number, because the mean of its divisors is an integer number (19909890).

Almost surely, 2469660152 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 469660152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637116480).

469660152 is an abundant number, since it is smaller than the sum of its proper divisors (804572808).

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

469660152 is a wasteful number, since it uses less digits than its factorization.

469660152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11644 (or 11640 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 469660152 is about 21671.6439616380. The cubic root of 469660152 is about 777.3105665740.

The spelling of 469660152 in words is "four hundred sixty-nine million, six hundred sixty thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 131 156 262 312 393 524 786 1048 1572 1703 3144 3406 5109 6812 10218 11491 13624 20436 22982 34473 40872 45964 68946 91928 137892 149383 275784 298766 448149 597532 896298 1195064 1505321 1792596 3010642 3585192 4515963 6021284 9031926 12042568 18063852 19569173 36127704 39138346 58707519 78276692 117415038 156553384 234830076 469660152