396668704 has 24 divisors (see below), whose sum is σ = 786650508. Its totient is φ = 196884480.

The previous prime is 396668689. The next prime is 396668707. The reversal of 396668704 is 407866693.

It can be written as a sum of positive squares in 2 ways, for example, as 380250000 + 16418704 = 19500^2 + 4052^2 .

It is not an unprimeable number, because it can be changed into a prime (396668707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40857 + ... + 49624.

Almost surely, 2^396668704 is an apocalyptic number.

It is an amenable number.

396668704 is a deficient number, since it is larger than the sum of its proper divisors (389981804).

396668704 is a wasteful number, since it uses less digits than its factorization.

396668704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90628 (or 90620 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 396668704 is about 19916.5434752118. The cubic root of 396668704 is about 734.7551617902.

The spelling of 396668704 in words is "three hundred ninety-six million, six hundred sixty-eight thousand, seven hundred four".