97135524 has 120 divisors (see below), whose sum is σ = 276460800. Its totient is φ = 29626560.

The previous prime is 97135517. The next prime is 97135531. The reversal of 97135524 is 42553179.

97135524 is a `hidden beast` number, since 97 + 13 + 552 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (97135517) and next prime (97135531).

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

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 190582 + ... + 191090.

It is an arithmetic number, because the mean of its divisors is an integer number (2303840).

Almost surely, 2^97135524 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 97135524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138230400).

97135524 is an abundant number, since it is smaller than the sum of its proper divisors (179325276).

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

97135524 is a wasteful number, since it uses less digits than its factorization.

97135524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 564 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 97135524 is about 9855.7355889857. The cubic root of 97135524 is about 459.6839732308.

The spelling of 97135524 in words is "ninety-seven million, one hundred thirty-five thousand, five hundred twenty-four".