396270636 has 24 divisors (see below), whose sum is σ = 936337920. Its totient is φ = 130417872.

The previous prime is 396270619. The next prime is 396270643. The reversal of 396270636 is 636072693.

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, 208056 + ... + 209951.

It is an arithmetic number, because the mean of its divisors is an integer number (39014080).

Almost surely, 2^396270636 is an apocalyptic number.

It is an amenable number.

396270636 is an abundant number, since it is smaller than the sum of its proper divisors (540067284).

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

396270636 is a wasteful number, since it uses less digits than its factorization.

396270636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418093 (or 418091 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 42.

The square root of 396270636 is about 19906.5475660648. The cubic root of 396270636 is about 734.5092971619.

The spelling of 396270636 in words is "three hundred ninety-six million, two hundred seventy thousand, six hundred thirty-six".