97745536 has 96 divisors (see below), whose sum is σ = 231703200. Its totient is φ = 40223232.

The previous prime is 97745533. The next prime is 97745551. The reversal of 97745536 is 63554779.

It is not an unprimeable number, because it can be changed into a prime (97745533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1656675 + ... + 1656733.

It is an arithmetic number, because the mean of its divisors is an integer number (2413575).

Almost surely, 2^97745536 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 97745536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115851600).

97745536 is an abundant number, since it is smaller than the sum of its proper divisors (133957664).

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

97745536 is an equidigital number, since it uses as much as digits as its factorization.

97745536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 111 counting only the distinct ones).

The product of its digits is 793800, while the sum is 46.

The square root of 97745536 is about 9886.6342098815. The cubic root of 97745536 is about 460.6442390862.

The spelling of 97745536 in words is "ninety-seven million, seven hundred forty-five thousand, five hundred thirty-six".