97259520 has 104 divisors (see below), whose sum is σ = 311389056. Its totient is φ = 25919488.

The previous prime is 97259489. The next prime is 97259527. The reversal of 97259520 is 2595279.

It is not an unprimeable number, because it can be changed into a prime (97259527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60649 + ... + 62231.

Almost surely, 2^97259520 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 97259520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155694528).

97259520 is an abundant number, since it is smaller than the sum of its proper divisors (214129536).

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

97259520 is a wasteful number, since it uses less digits than its factorization.

97259520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 97259520 is about 9862.0241330064. The cubic root of 97259520 is about 459.8794895405.

It can be divided in two parts, 97259 and 520, that added together give a palindrome (97779).

The spelling of 97259520 in words is "ninety-seven million, two hundred fifty-nine thousand, five hundred twenty".