396624670 has 16 divisors (see below), whose sum is σ = 768841920. Its totient is φ = 146445984.

The previous prime is 396624649. The next prime is 396624691. The reversal of 396624670 is 76426693.

It is an interprime number because it is at equal distance from previous prime (396624649) and next prime (396624691).

It is a super-2 number, since 2×396624670² = 314622257705217800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1525350 + ... + 1525609.

It is an arithmetic number, because the mean of its divisors is an integer number (48052620).

Almost surely, 2^396624670 is an apocalyptic number.

396624670 is a deficient number, since it is larger than the sum of its proper divisors (372217250).

396624670 is a wasteful number, since it uses less digits than its factorization.

396624670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050979.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 396624670 is about 19915.4379816262. The cubic root of 396624670 is about 734.7279725130.

The spelling of 396624670 in words is "three hundred ninety-six million, six hundred twenty-four thousand, six hundred seventy".