397656362 has 8 divisors (see below), whose sum is σ = 596578500. Its totient is φ = 198796864.

The previous prime is 397656359. The next prime is 397656373. The reversal of 397656362 is 263656793.

It can be written as a sum of positive squares in 2 ways, for example, as 376321201 + 21335161 = 19399^2 + 4619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6464 + ... + 28932.

Almost surely, 2^397656362 is an apocalyptic number.

397656362 is a deficient number, since it is larger than the sum of its proper divisors (198922138).

397656362 is a wasteful number, since it uses less digits than its factorization.

397656362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31320.

The product of its digits is 1224720, while the sum is 47.

The square root of 397656362 is about 19941.3229751689. The cubic root of 397656362 is about 735.3644740842.

The spelling of 397656362 in words is "three hundred ninety-seven million, six hundred fifty-six thousand, three hundred sixty-two".