97620172 has 48 divisors (see below), whose sum is σ = 188903232. Its totient is φ = 43868160.

The previous prime is 97620169. The next prime is 97620197. The reversal of 97620172 is 27102679.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505708 + ... + 505900.

It is an arithmetic number, because the mean of its divisors is an integer number (3935484).

Almost surely, 2^97620172 is an apocalyptic number.

It is an amenable number.

97620172 is a deficient number, since it is larger than the sum of its proper divisors (91283060).

97620172 is a wasteful number, since it uses less digits than its factorization.

97620172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 97620172 is about 9880.2921009452. The cubic root of 97620172 is about 460.4472210167.

The spelling of 97620172 in words is "ninety-seven million, six hundred twenty thousand, one hundred seventy-two".