396373920 has 48 divisors (see below), whose sum is σ = 1248579360. Its totient is φ = 105699584.

The previous prime is 396373919. The next prime is 396373949. The reversal of 396373920 is 29373693.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×396373920² = 314224568912332800, which contains 22 as substring.

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, 412410 + ... + 413369.

It is an arithmetic number, because the mean of its divisors is an integer number (26012070).

Almost surely, 2^396373920 is an apocalyptic number.

396373920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

396373920 is an abundant number, since it is smaller than the sum of its proper divisors (852205440).

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

396373920 is a wasteful number, since it uses less digits than its factorization.

396373920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825797 (or 825789 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 42.

The square root of 396373920 is about 19909.1416188644. The cubic root of 396373920 is about 734.5731057995.

The spelling of 396373920 in words is "three hundred ninety-six million, three hundred seventy-three thousand, nine hundred twenty".