396712 has 16 divisors (see below), whose sum is σ = 787860. Its totient is φ = 186624.

The previous prime is 396709. The next prime is 396713. The reversal of 396712 is 217693.

It can be written as a sum of positive squares in 2 ways, for example, as 298116 + 98596 = 546^2 + 314^2 .

It is not an unprimeable number, because it can be changed into a prime (396713) 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, 1323 + ... + 1594.

2³⁹⁶⁷¹² is an apocalyptic number.

It is an amenable number.

396712 is a deficient number, since it is larger than the sum of its proper divisors (391148).

396712 is a wasteful number, since it uses less digits than its factorization.

396712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940 (or 2936 counting only the distinct ones).

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

The square root of 396712 is about 629.8507759779. The cubic root of 396712 is about 73.4781893419.

The spelling of 396712 in words is "three hundred ninety-six thousand, seven hundred twelve".