396284868 has 36 divisors (see below), whose sum is σ = 1144823680. Its totient is φ = 113224176.

The previous prime is 396284851. The next prime is 396284893. The reversal of 396284868 is 868482693.

396284868 is a `hidden beast` number, since 3 + 9 + 628 + 4 + 8 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 786028 + ... + 786531.

Almost surely, 2^396284868 is an apocalyptic number.

It is an amenable number.

396284868 is an abundant number, since it is smaller than the sum of its proper divisors (748538812).

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

396284868 is a wasteful number, since it uses less digits than its factorization.

396284868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572576 (or 1572571 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 396284868 is about 19906.9050331788. The cubic root of 396284868 is about 734.5180903201.

The spelling of 396284868 in words is "three hundred ninety-six million, two hundred eighty-four thousand, eight hundred sixty-eight".