396168208 has 10 divisors (see below), whose sum is σ = 767575934. Its totient is φ = 198084096.

The previous prime is 396168181. The next prime is 396168211. The reversal of 396168208 is 802861693.

It can be written as a sum of positive squares in only one way, i.e., 352237824 + 43930384 = 18768^2 + 6628^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12380241 + ... + 12380272.

Almost surely, 2^396168208 is an apocalyptic number.

It is an amenable number.

396168208 is a deficient number, since it is larger than the sum of its proper divisors (371407726).

396168208 is a wasteful number, since it uses less digits than its factorization.

396168208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24760521 (or 24760515 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 396168208 is about 19903.9746784405. The cubic root of 396168208 is about 734.4460064084.

The spelling of 396168208 in words is "three hundred ninety-six million, one hundred sixty-eight thousand, two hundred eight".