97997552 has 10 divisors (see below), whose sum is σ = 189870288. Its totient is φ = 48998768.

The previous prime is 97997539. The next prime is 97997561. The reversal of 97997552 is 25579979.

It is a junction number, because it is equal to n+sod(n) for n = 97997494 and 97997503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3062408 + ... + 3062439.

Almost surely, 2^97997552 is an apocalyptic number.

It is an amenable number.

97997552 is a deficient number, since it is larger than the sum of its proper divisors (91872736).

97997552 is a wasteful number, since it uses less digits than its factorization.

97997552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6124855 (or 6124849 counting only the distinct ones).

The product of its digits is 1786050, while the sum is 53.

The square root of 97997552 is about 9899.3712931681. The cubic root of 97997552 is about 461.0397902800.

The spelling of 97997552 in words is "ninety-seven million, nine hundred ninety-seven thousand, five hundred fifty-two".