993879512 has 16 divisors (see below), whose sum is σ = 1961604600. Its totient is φ = 470784960.

The previous prime is 993879443. The next prime is 993879563. The reversal of 993879512 is 215978399.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 3269189 + ... + 3269492.

Almost surely, 2^993879512 is an apocalyptic number.

It is an amenable number.

993879512 is a deficient number, since it is larger than the sum of its proper divisors (967725088).

993879512 is a wasteful number, since it uses less digits than its factorization.

993879512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538706 (or 6538702 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 53.

The square root of 993879512 is about 31525.8546593110. The cubic root of 993879512 is about 997.9556608588.

The spelling of 993879512 in words is "nine hundred ninety-three million, eight hundred seventy-nine thousand, five hundred twelve".