97970404 has 45 divisors (see below), whose sum is σ = 202010921. Its totient is φ = 41571600.

The previous prime is 97970387. The next prime is 97970417. The reversal of 97970404 is 40407979.

The square root of 97970404 is 9898.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 94128804 + 3841600 = 9702^2 + 1960^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 969954 + ... + 970054.

Almost surely, 2^97970404 is an apocalyptic number.

97970404 is the 9898-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97970404

97970404 is an abundant number, since it is smaller than the sum of its proper divisors (104040517).

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

97970404 is an equidigital number, since it uses as much as digits as its factorization.

97970404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The cubic root of 97970404 is about 460.9972128076.

Multiplying 97970404 by its product of nonzero digits (63504), we get a square (6221512535616 = 2494296²).

The spelling of 97970404 in words is "ninety-seven million, nine hundred seventy thousand, four hundred four".