397367264 has 36 divisors (see below), whose sum is σ = 910045584. Its totient is φ = 170299584.

The previous prime is 397367263. The next prime is 397367323. The reversal of 397367264 is 462763793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397367263) 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, 125144 + ... + 128279.

It is an arithmetic number, because the mean of its divisors is an integer number (25279044).

Almost surely, 2^397367264 is an apocalyptic number.

It is an amenable number.

397367264 is an abundant number, since it is smaller than the sum of its proper divisors (512678320).

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

397367264 is a wasteful number, since it uses less digits than its factorization.

397367264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253447 (or 253432 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 47.

The square root of 397367264 is about 19934.0729405709. The cubic root of 397367264 is about 735.1862264325.

The spelling of 397367264 in words is "three hundred ninety-seven million, three hundred sixty-seven thousand, two hundred sixty-four".