264215572 has 24 divisors (see below), whose sum is σ = 472458560. Its totient is φ = 129254400.

The previous prime is 264215569. The next prime is 264215587. The reversal of 264215572 is 275512462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37204 + ... + 43732.

Almost surely, 2^264215572 is an apocalyptic number.

It is an amenable number.

264215572 is a deficient number, since it is larger than the sum of its proper divisors (208242988).

264215572 is a wasteful number, since it uses less digits than its factorization.

264215572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6751 (or 6749 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 264215572 is about 16254.7092253291. The cubic root of 264215572 is about 641.6814282393.

The spelling of 264215572 in words is "two hundred sixty-four million, two hundred fifteen thousand, five hundred seventy-two".