97238992 has 20 divisors (see below), whose sum is σ = 189447076. Its totient is φ = 48349440.

The previous prime is 97238987. The next prime is 97239007. The reversal of 97238992 is 29983279.

It can be written as a sum of positive squares in 2 ways, for example, as 27081616 + 70157376 = 5204^2 + 8376^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13893 + ... + 19684.

Almost surely, 2^97238992 is an apocalyptic number.

It is an amenable number.

97238992 is a deficient number, since it is larger than the sum of its proper divisors (92208084).

97238992 is a wasteful number, since it uses less digits than its factorization.

97238992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33766 (or 33760 counting only the distinct ones).

The product of its digits is 489888, while the sum is 49.

The square root of 97238992 is about 9860.9833181078. The cubic root of 97238992 is about 459.8471325695.

The spelling of 97238992 in words is "ninety-seven million, two hundred thirty-eight thousand, nine hundred ninety-two".