97939944 has 24 divisors (see below), whose sum is σ = 265254210. Its totient is φ = 32646624.

The previous prime is 97939937. The next prime is 97939979. The reversal of 97939944 is 44993979.

It can be written as a sum of positive squares in only one way, i.e., 63011844 + 34928100 = 7938^2 + 5910^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 680067 + ... + 680210.

Almost surely, 2^97939944 is an apocalyptic number.

It is an amenable number.

97939944 is an abundant number, since it is smaller than the sum of its proper divisors (167314266).

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

97939944 is a wasteful number, since it uses less digits than its factorization.

97939944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360289 (or 1360282 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 97939944 is about 9896.4611856966. The cubic root of 97939944 is about 460.9494316069.

The spelling of 97939944 in words is "ninety-seven million, nine hundred thirty-nine thousand, nine hundred forty-four".