97722522 has 24 divisors (see below), whose sum is σ = 211940820. Its totient is φ = 32542080.

The previous prime is 97722503. The next prime is 97722523. The reversal of 97722522 is 22522779.

It can be written as a sum of positive squares in 2 ways, for example, as 94070601 + 3651921 = 9699^2 + 1911^2 .

It is not an unprimeable number, because it can be changed into a prime (97722523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22504 + ... + 26492.

Almost surely, 2^97722522 is an apocalyptic number.

97722522 is an abundant number, since it is smaller than the sum of its proper divisors (114218298).

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

97722522 is a wasteful number, since it uses less digits than its factorization.

97722522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5358 (or 5355 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 97722522 is about 9885.4702467814. The cubic root of 97722522 is about 460.6080836460.

The spelling of 97722522 in words is "ninety-seven million, seven hundred twenty-two thousand, five hundred twenty-two".