97258788 has 72 divisors (see below), whose sum is σ = 269287200. Its totient is φ = 29352960.

The previous prime is 97258783. The next prime is 97258793. The reversal of 97258788 is 88785279.

It is an interprime number because it is at equal distance from previous prime (97258783) and next prime (97258793).

It is not an unprimeable number, because it can be changed into a prime (97258781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177531 + ... + 178077.

It is an arithmetic number, because the mean of its divisors is an integer number (3740100).

Almost surely, 2^97258788 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 97258788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134643600).

97258788 is an abundant number, since it is smaller than the sum of its proper divisors (172028412).

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

97258788 is a wasteful number, since it uses less digits than its factorization.

97258788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 1012 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 54.

The square root of 97258788 is about 9861.9870208797. The cubic root of 97258788 is about 459.8783358141.

The spelling of 97258788 in words is "ninety-seven million, two hundred fifty-eight thousand, seven hundred eighty-eight".