396925 has 6 divisors (see below), whose sum is σ = 492218. Its totient is φ = 317520.

The previous prime is 396919. The next prime is 396931. The reversal of 396925 is 529693.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (396919) and next prime (396931).

It can be written as a sum of positive squares in 3 ways, for example, as 139876 + 257049 = 374^2 + 507^2 .

It is not a de Polignac number, because 396925 - 2⁹ = 396413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7914 + ... + 7963.

2³⁹⁶⁹²⁵ is an apocalyptic number.

It is an amenable number.

396925 is a deficient number, since it is larger than the sum of its proper divisors (95293).

396925 is a wasteful number, since it uses less digits than its factorization.

396925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15887 (or 15882 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 396925 is about 630.0198409574. The cubic root of 396925 is about 73.4913374646.

It can be divided in two parts, 3969 and 25, that multiplied together give a square (99225 = 315²).

The spelling of 396925 in words is "three hundred ninety-six thousand, nine hundred twenty-five".