396464 has 20 divisors (see below), whose sum is σ = 781200. Its totient is φ = 194880.

The previous prime is 396449. The next prime is 396479. The reversal of 396464 is 464693.

It is an interprime number because it is at equal distance from previous prime (396449) and next prime (396479).

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 396464.

It is an unprimeable 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, 962 + ... + 1310.

It is an arithmetic number, because the mean of its divisors is an integer number (39060).

2³⁹⁶⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

396464 is a deficient number, since it is larger than the sum of its proper divisors (384736).

396464 is a wasteful number, since it uses less digits than its factorization.

396464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 422 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 396464 is about 629.6538731716. The cubic root of 396464 is about 73.4628747985.

The spelling of 396464 in words is "three hundred ninety-six thousand, four hundred sixty-four".