396199680 has 72 divisors (see below), whose sum is σ = 1265374992. Its totient is φ = 105652224.

The previous prime is 396199673. The next prime is 396199693. The reversal of 396199680 is 86991693.

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 7 ways as a sum of consecutive naturals, for example, 47749 + ... + 55428.

Almost surely, 2^396199680 is an apocalyptic number.

396199680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

396199680 is an abundant number, since it is smaller than the sum of its proper divisors (869175312).

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

396199680 is a wasteful number, since it uses less digits than its factorization.

396199680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103201 (or 103187 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 396199680 is about 19904.7652586008. The cubic root of 396199680 is about 734.4654542693.

The spelling of 396199680 in words is "three hundred ninety-six million, one hundred ninety-nine thousand, six hundred eighty".