397886204 has 12 divisors (see below), whose sum is σ = 699076728. Its totient is φ = 198150000.

The previous prime is 397886183. The next prime is 397886213. The reversal of 397886204 is 402688793.

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, 197147 + ... + 199154.

It is an arithmetic number, because the mean of its divisors is an integer number (58256394).

Almost surely, 2^397886204 is an apocalyptic number.

It is an amenable number.

397886204 is a deficient number, since it is larger than the sum of its proper divisors (301190524).

397886204 is a wasteful number, since it uses less digits than its factorization.

397886204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396556 (or 396554 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 397886204 is about 19947.0851003348. The cubic root of 397886204 is about 735.5061249369.

The spelling of 397886204 in words is "three hundred ninety-seven million, eight hundred eighty-six thousand, two hundred four".