397035264 has 36 divisors (see below), whose sum is σ = 1056694856. Its totient is φ = 132344832.

The previous prime is 397035253. The next prime is 397035283. The reversal of 397035264 is 462530793.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257719 + ... + 259254.

Almost surely, 2^397035264 is an apocalyptic number.

It is an amenable number.

397035264 is an abundant number, since it is smaller than the sum of its proper divisors (659659592).

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

397035264 is an equidigital number, since it uses as much as digits as its factorization.

397035264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516992 (or 516978 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 397035264 is about 19925.7437502343. The cubic root of 397035264 is about 734.9814202347.

The spelling of 397035264 in words is "three hundred ninety-seven million, thirty-five thousand, two hundred sixty-four".