396522 has 32 divisors (see below), whose sum is σ = 1008000. Its totient is φ = 113184.

The previous prime is 396509. The next prime is 396523. The reversal of 396522 is 225693.

396522 is a `hidden beast` number, since 3 + 9 + 652 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (396523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147 + ... + 902.

It is an arithmetic number, because the mean of its divisors is an integer number (31500).

2³⁹⁶⁵²² is an apocalyptic number.

396522 is an abundant number, since it is smaller than the sum of its proper divisors (611478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396522 is a wasteful number, since it uses less digits than its factorization.

396522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067 (or 1061 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 396522 is about 629.6999285374. The cubic root of 396522 is about 73.4664569976.

Subtracting from 396522 its sum of digits (27), we obtain a triangular number (396495 = T₈₉₀).

It can be divided in two parts, 39 and 6522, that added together give a 8-th power (6561 = 3⁸).

The spelling of 396522 in words is "three hundred ninety-six thousand, five hundred twenty-two".