264530960 has 40 divisors (see below), whose sum is σ = 622460160. Its totient is φ = 104534912.

The previous prime is 264530927. The next prime is 264531017. The reversal of 264530960 is 69035462.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 264530960.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13280 + ... + 26559.

It is an arithmetic number, because the mean of its divisors is an integer number (15561504).

Almost surely, 2^264530960 is an apocalyptic number.

264530960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

264530960 is the 13280-th pentagonal number.

It is an amenable number.

264530960 is an abundant number, since it is smaller than the sum of its proper divisors (357929200).

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

264530960 is a wasteful number, since it uses less digits than its factorization.

264530960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39935 (or 39929 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 264530960 is about 16264.4077666542. The cubic root of 264530960 is about 641.9366467959.

The spelling of 264530960 in words is "two hundred sixty-four million, five hundred thirty thousand, nine hundred sixty".