396817604 has 12 divisors (see below), whose sum is σ = 735279804. Its totient is φ = 186737664.

The previous prime is 396817583. The next prime is 396817709. The reversal of 396817604 is 406718693.

It can be written as a sum of positive squares in 2 ways, for example, as 150013504 + 246804100 = 12248^2 + 15710^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2917709 + ... + 2917844.

It is an arithmetic number, because the mean of its divisors is an integer number (61273317).

Almost surely, 2^396817604 is an apocalyptic number.

396817604 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

396817604 is a deficient number, since it is larger than the sum of its proper divisors (338462200).

396817604 is a wasteful number, since it uses less digits than its factorization.

396817604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5835574 (or 5835572 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 396817604 is about 19920.2812229145. The cubic root of 396817604 is about 734.8470868282.

The spelling of 396817604 in words is "three hundred ninety-six million, eight hundred seventeen thousand, six hundred four".