396117900 has 54 divisors (see below), whose sum is σ = 1241612372. Its totient is φ = 105631200.

The previous prime is 396117899. The next prime is 396117923. The reversal of 396117900 is 9711693.

396117900 is a `hidden beast` number, since 39 + 611 + 7 + 9 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 219166 + ... + 220965.

Almost surely, 2^396117900 is an apocalyptic number.

396117900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

396117900 is an abundant number, since it is smaller than the sum of its proper divisors (845494472).

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

396117900 is a wasteful number, since it uses less digits than its factorization.

396117900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440151 (or 440141 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 396117900 is about 19902.7108706327. The cubic root of 396117900 is about 734.4149168585.

The spelling of 396117900 in words is "three hundred ninety-six million, one hundred seventeen thousand, nine hundred".