992748664 has 16 divisors (see below), whose sum is σ = 1901008800. Its totient is φ = 485812992.

The previous prime is 992748593. The next prime is 992748719. The reversal of 992748664 is 466847299.

It is a happy number.

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, 1319769 + ... + 1320520.

It is an arithmetic number, because the mean of its divisors is an integer number (118813050).

Almost surely, 2^992748664 is an apocalyptic number.

992748664 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

992748664 is a deficient number, since it is larger than the sum of its proper divisors (908260136).

992748664 is a wasteful number, since it uses less digits than its factorization.

992748664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640342 (or 2640338 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 55.

The square root of 992748664 is about 31507.9143073609. The cubic root of 992748664 is about 997.5770219188.

The spelling of 992748664 in words is "nine hundred ninety-two million, seven hundred forty-eight thousand, six hundred sixty-four".