264520770 has 32 divisors (see below), whose sum is σ = 652010688. Its totient is φ = 68632128.

The previous prime is 264520667. The next prime is 264520771. The reversal of 264520770 is 77025462.

It is a super-2 number, since 2×264520770² = 139942475522785800, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (264520771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118044 + ... + 120263.

It is an arithmetic number, because the mean of its divisors is an integer number (20375334).

Almost surely, 2^264520770 is an apocalyptic number.

264520770 is an abundant number, since it is smaller than the sum of its proper divisors (387489918).

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

264520770 is a wasteful number, since it uses less digits than its factorization.

264520770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238354.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 264520770 is about 16264.0945029227. The cubic root of 264520770 is about 641.9284040072.

The spelling of 264520770 in words is "two hundred sixty-four million, five hundred twenty thousand, seven hundred seventy".