97892992 has 16 divisors (see below), whose sum is σ = 195021450. Its totient is φ = 48946432.

The previous prime is 97892981. The next prime is 97892999. The reversal of 97892992 is 29929879.

It can be written as a sum of positive squares in only one way, i.e., 92621376 + 5271616 = 9624^2 + 2296^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (97892999) by changing a digit.

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 as a sum of consecutive naturals, namely, 382267 + ... + 382522.

Almost surely, 2^97892992 is an apocalyptic number.

It is an amenable number.

97892992 is a deficient number, since it is larger than the sum of its proper divisors (97128458).

97892992 is an equidigital number, since it uses as much as digits as its factorization.

97892992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764803 (or 764791 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 55.

The square root of 97892992 is about 9894.0887402529. The cubic root of 97892992 is about 460.8757607558.

The spelling of 97892992 in words is "ninety-seven million, eight hundred ninety-two thousand, nine hundred ninety-two".