992804728 has 8 divisors (see below), whose sum is σ = 1861508880. Its totient is φ = 496402360.

The previous prime is 992804723. The next prime is 992804759. The reversal of 992804728 is 827408299.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×992804728³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992804723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62050288 + ... + 62050303.

It is an arithmetic number, because the mean of its divisors is an integer number (232688610).

Almost surely, 2^992804728 is an apocalyptic number.

It is an amenable number.

992804728 is a deficient number, since it is larger than the sum of its proper divisors (868704152).

992804728 is a wasteful number, since it uses less digits than its factorization.

992804728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124100597 (or 124100593 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 992804728 is about 31508.8039760318. The cubic root of 992804728 is about 997.5958004568.

The spelling of 992804728 in words is "nine hundred ninety-two million, eight hundred four thousand, seven hundred twenty-eight".