97372644 has 24 divisors (see below), whose sum is σ = 239161440. Its totient is φ = 30749184.

The previous prime is 97372637. The next prime is 97372657. The reversal of 97372644 is 44627379.

It is a junction number, because it is equal to n+sod(n) for n = 97372596 and 97372605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213309 + ... + 213764.

It is an arithmetic number, because the mean of its divisors is an integer number (9965060).

Almost surely, 2^97372644 is an apocalyptic number.

It is an amenable number.

97372644 is an abundant number, since it is smaller than the sum of its proper divisors (141788796).

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

97372644 is a wasteful number, since it uses less digits than its factorization.

97372644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427099 (or 427097 counting only the distinct ones).

The product of its digits is 254016, while the sum is 42.

The square root of 97372644 is about 9867.7578000273. The cubic root of 97372644 is about 460.0577180254.

The spelling of 97372644 in words is "ninety-seven million, three hundred seventy-two thousand, six hundred forty-four".