395816004 has 24 divisors (see below), whose sum is σ = 1026189920. Its totient is φ = 131938632.

The previous prime is 395815963. The next prime is 395816051. The reversal of 395816004 is 400618593.

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

It is a self number, because there is not a number n which added to its sum of digits gives 395816004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1832374 + ... + 1832589.

Almost surely, 2^395816004 is an apocalyptic number.

It is an amenable number.

395816004 is an abundant number, since it is smaller than the sum of its proper divisors (630373916).

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

395816004 is a wasteful number, since it uses less digits than its factorization.

395816004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664976 (or 3664968 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 395816004 is about 19895.1251315492. The cubic root of 395816004 is about 734.2282945795.

The spelling of 395816004 in words is "three hundred ninety-five million, eight hundred sixteen thousand, four".