97122180 has 24 divisors (see below), whose sum is σ = 271942272. Its totient is φ = 25899232.

The previous prime is 97122127. The next prime is 97122197. The reversal of 97122180 is 8122179.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 809292 + ... + 809411.

It is an arithmetic number, because the mean of its divisors is an integer number (11330928).

Almost surely, 2^97122180 is an apocalyptic number.

It is an amenable number.

97122180 is an abundant number, since it is smaller than the sum of its proper divisors (174820092).

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

97122180 is a wasteful number, since it uses less digits than its factorization.

97122180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618715 (or 1618713 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 97122180 is about 9855.0585995214. The cubic root of 97122180 is about 459.6629225599.

The spelling of 97122180 in words is "ninety-seven million, one hundred twenty-two thousand, one hundred eighty".