97136472 has 32 divisors (see below), whose sum is σ = 243558000. Its totient is φ = 32283264.

The previous prime is 97136471. The next prime is 97136489. The reversal of 97136472 is 27463179.

It is a self number, because there is not a number n which added to its sum of digits gives 97136472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97136471) 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, 2578 + ... + 14174.

Almost surely, 2^97136472 is an apocalyptic number.

It is an amenable number.

97136472 is an abundant number, since it is smaller than the sum of its proper divisors (146421528).

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

97136472 is a wasteful number, since it uses less digits than its factorization.

97136472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11955 (or 11951 counting only the distinct ones).

The product of its digits is 63504, while the sum is 39.

The square root of 97136472 is about 9855.7836826911. The cubic root of 97136472 is about 459.6854686638.

The spelling of 97136472 in words is "ninety-seven million, one hundred thirty-six thousand, four hundred seventy-two".