395844664 has 16 divisors (see below), whose sum is σ = 767802600. Its totient is φ = 191097312.

The previous prime is 395844653. The next prime is 395844707. The reversal of 395844664 is 466448593.

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 3 ways as a sum of consecutive naturals, for example, 852882 + ... + 853345.

Almost surely, 2^395844664 is an apocalyptic number.

It is an amenable number.

395844664 is a deficient number, since it is larger than the sum of its proper divisors (371957936).

395844664 is a wasteful number, since it uses less digits than its factorization.

395844664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706262 (or 1706258 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 49.

The square root of 395844664 is about 19895.8453954588. The cubic root of 395844664 is about 734.2460153343.

The spelling of 395844664 in words is "three hundred ninety-five million, eight hundred forty-four thousand, six hundred sixty-four".