97397952 has 56 divisors (see below), whose sum is σ = 271272000. Its totient is φ = 30756096.

The previous prime is 97397917. The next prime is 97397957. The reversal of 97397952 is 25979379.

It is a happy number.

It is a super-2 number, since 2×97397952² = 18972722107588608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97397895 and 97397904.

It is not an unprimeable number, because it can be changed into a prime (97397957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9702 + ... + 16997.

Almost surely, 2^97397952 is an apocalyptic number.

It is an amenable number.

97397952 is an abundant number, since it is smaller than the sum of its proper divisors (173874048).

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

97397952 is a wasteful number, since it uses less digits than its factorization.

97397952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26733 (or 26723 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 51.

The square root of 97397952 is about 9869.0400749009. The cubic root of 97397952 is about 460.0975722448.

The spelling of 97397952 in words is "ninety-seven million, three hundred ninety-seven thousand, nine hundred fifty-two".