97212588 has 96 divisors (see below), whose sum is σ = 264176640. Its totient is φ = 27512640.

The previous prime is 97212587. The next prime is 97212593. The reversal of 97212588 is 88521279.

It is not an unprimeable number, because it can be changed into a prime (97212587) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207931 + ... + 208397.

It is an arithmetic number, because the mean of its divisors is an integer number (2751840).

Almost surely, 2^97212588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97212588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132088320).

97212588 is an abundant number, since it is smaller than the sum of its proper divisors (166964052).

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

97212588 is a wasteful number, since it uses less digits than its factorization.

97212588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 585 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The square root of 97212588 is about 9859.6444154949. The cubic root of 97212588 is about 459.8055069397.

The spelling of 97212588 in words is "ninety-seven million, two hundred twelve thousand, five hundred eighty-eight".