397330796 has 12 divisors (see below), whose sum is σ = 725560752. Its totient is φ = 190027728.

The previous prime is 397330781. The next prime is 397330807. The reversal of 397330796 is 697033793.

It is a super-2 number, since 2×397330796² = 315743522899987232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 397330796.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2159315 + ... + 2159498.

It is an arithmetic number, because the mean of its divisors is an integer number (60463396).

Almost surely, 2^397330796 is an apocalyptic number.

It is an amenable number.

397330796 is a deficient number, since it is larger than the sum of its proper divisors (328229956).

397330796 is a wasteful number, since it uses less digits than its factorization.

397330796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4318840 (or 4318838 counting only the distinct ones).

The product of its (nonzero) digits is 642978, while the sum is 47.

The square root of 397330796 is about 19933.1582043589. The cubic root of 397330796 is about 735.1637354072.

The spelling of 397330796 in words is "three hundred ninety-seven million, three hundred thirty thousand, seven hundred ninety-six".