993332928 has 56 divisors (see below), whose sum is σ = 3003653632. Its totient is φ = 283809024.

The previous prime is 993332917. The next prime is 993332971. The reversal of 993332928 is 829233399.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368200 + ... + 370887.

It is an arithmetic number, because the mean of its divisors is an integer number (53636672).

Almost surely, 2^993332928 is an apocalyptic number.

It is an amenable number.

993332928 is an abundant number, since it is smaller than the sum of its proper divisors (2010320704).

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

993332928 is a wasteful number, since it uses less digits than its factorization.

993332928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739109 (or 739099 counting only the distinct ones).

The product of its digits is 629856, while the sum is 48.

The square root of 993332928 is about 31517.1846458404. The cubic root of 993332928 is about 997.7726854196.

The spelling of 993332928 in words is "nine hundred ninety-three million, three hundred thirty-two thousand, nine hundred twenty-eight".