397364 has 18 divisors (see below), whose sum is σ = 765282. Its totient is φ = 180400.

The previous prime is 397361. The next prime is 397373. The reversal of 397364 is 463793.

It can be written as a sum of positive squares in only one way, i.e., 302500 + 94864 = 550^2 + 308^2 .

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 397364.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 397364.

It is not an unprimeable number, because it can be changed into a prime (397361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74 + ... + 894.

2³⁹⁷³⁶⁴ is an apocalyptic number.

It is an amenable number.

397364 is a deficient number, since it is larger than the sum of its proper divisors (367918).

397364 is a wasteful number, since it uses less digits than its factorization.

397364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 834 counting only the distinct ones).

The product of its digits is 13608, while the sum is 32.

The square root of 397364 is about 630.3681464034. The cubic root of 397364 is about 73.5184213472.

The spelling of 397364 in words is "three hundred ninety-seven thousand, three hundred sixty-four".