264572340 has 48 divisors (see below), whose sum is σ = 779795520. Its totient is φ = 66839040.

The previous prime is 264572339. The next prime is 264572351. The reversal of 264572340 is 43275462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114901 + ... + 117180.

It is an arithmetic number, because the mean of its divisors is an integer number (16245740).

Almost surely, 2^264572340 is an apocalyptic number.

264572340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264572340 is an abundant number, since it is smaller than the sum of its proper divisors (515223180).

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

264572340 is a wasteful number, since it uses less digits than its factorization.

264572340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232112 (or 232110 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 264572340 is about 16265.6798197923. The cubic root of 264572340 is about 641.9701172997.

The spelling of 264572340 in words is "two hundred sixty-four million, five hundred seventy-two thousand, three hundred forty".