97542036 has 48 divisors (see below), whose sum is σ = 255521280. Its totient is φ = 32175360.

The previous prime is 97542023. The next prime is 97542077. The reversal of 97542036 is 63024579.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5821 + ... + 15131.

It is an arithmetic number, because the mean of its divisors is an integer number (5323360).

Almost surely, 2^97542036 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 97542036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127760640).

97542036 is an abundant number, since it is smaller than the sum of its proper divisors (157979244).

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

97542036 is a wasteful number, since it uses less digits than its factorization.

97542036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9421 (or 9413 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 97542036 is about 9876.3371752892. The cubic root of 97542036 is about 460.3243396269.

The spelling of 97542036 in words is "ninety-seven million, five hundred forty-two thousand, thirty-six".