396964 has 6 divisors (see below), whose sum is σ = 694694. Its totient is φ = 198480.

The previous prime is 396953. The next prime is 396971. The reversal of 396964 is 469693.

It can be written as a sum of positive squares in only one way, i.e., 396900 + 64 = 630^2 + 8^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49617 + ... + 49624.

2³⁹⁶⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

396964 is a deficient number, since it is larger than the sum of its proper divisors (297730).

396964 is a wasteful number, since it uses less digits than its factorization.

396964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99245 (or 99243 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

The square root of 396964 is about 630.0507916033. The cubic root of 396964 is about 73.4937443578.

It can be divided in two parts, 3969 and 64, that multiplied together give a square (254016 = 504²).

The spelling of 396964 in words is "three hundred ninety-six thousand, nine hundred sixty-four".