397612 has 12 divisors (see below), whose sum is σ = 703080. Its totient is φ = 196736.

The previous prime is 397597. The next prime is 397633. The reversal of 397612 is 216793.

397612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 3² + 9 + 6⁷ + 7⁶ + 1 + 2³ .

It is an unprimeable number.

397612 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37 + ... + 892.

It is an arithmetic number, because the mean of its divisors is an integer number (58590).

2³⁹⁷⁶¹² is an apocalyptic number.

It is an amenable number.

397612 is a deficient number, since it is larger than the sum of its proper divisors (305468).

397612 is a wasteful number, since it uses less digits than its factorization.

397612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040 (or 1038 counting only the distinct ones).

The product of its digits is 2268, while the sum is 28.

The square root of 397612 is about 630.5648261678. The cubic root of 397612 is about 73.5337127649.

The spelling of 397612 in words is "three hundred ninety-seven thousand, six hundred twelve".