264572215 has 8 divisors (see below), whose sum is σ = 318060000. Its totient is φ = 211275552.

The previous prime is 264572201. The next prime is 264572281. The reversal of 264572215 is 512275462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264572215 - 2¹⁵ = 264539447 is a prime.

It is a congruent number.

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, 44715 + ... + 50284.

It is an arithmetic number, because the mean of its divisors is an integer number (39757500).

Almost surely, 2^264572215 is an apocalyptic number.

264572215 is a deficient number, since it is larger than the sum of its proper divisors (53487785).

264572215 is an equidigital number, since it uses as much as digits as its factorization.

264572215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95561.

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

The square root of 264572215 is about 16265.6759773457. The cubic root of 264572215 is about 641.9700161978.

The spelling of 264572215 in words is "two hundred sixty-four million, five hundred seventy-two thousand, two hundred fifteen".