264886172 has 18 divisors (see below), whose sum is σ = 473812752. Its totient is φ = 129515944.

The previous prime is 264886159. The next prime is 264886177. The reversal of 264886172 is 271688462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264886177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222563 + ... + 223749.

Almost surely, 2^264886172 is an apocalyptic number.

It is an amenable number.

264886172 is a deficient number, since it is larger than the sum of its proper divisors (208926580).

264886172 is an equidigital number, since it uses as much as digits as its factorization.

264886172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425 (or 1236 counting only the distinct ones).

The product of its digits is 258048, while the sum is 44.

The square root of 264886172 is about 16275.3240213521. The cubic root of 264886172 is about 642.2238489857.

The spelling of 264886172 in words is "two hundred sixty-four million, eight hundred eighty-six thousand, one hundred seventy-two".