397486 has 8 divisors (see below), whose sum is σ = 622224. Its totient is φ = 190080.

The previous prime is 397469. The next prime is 397489. The reversal of 397486 is 684793.

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

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4275 + ... + 4366.

It is an arithmetic number, because the mean of its divisors is an integer number (77778).

2³⁹⁷⁴⁸⁶ is an apocalyptic number.

397486 is a deficient number, since it is larger than the sum of its proper divisors (224738).

397486 is a wasteful number, since it uses less digits than its factorization.

397486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666.

The product of its digits is 36288, while the sum is 37.

The square root of 397486 is about 630.4649078260. The cubic root of 397486 is about 73.5259445330.

The spelling of 397486 in words is "three hundred ninety-seven thousand, four hundred eighty-six".