97235328 has 64 divisors (see below), whose sum is σ = 259426800. Its totient is φ = 32268288.

The previous prime is 97235321. The next prime is 97235351. The reversal of 97235328 is 82353279.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×97235328² = 18909418022535168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97235321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119788 + ... + 120596.

Almost surely, 2^97235328 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 97235328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129713400).

97235328 is an abundant number, since it is smaller than the sum of its proper divisors (162191472).

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

97235328 is a wasteful number, since it uses less digits than its factorization.

97235328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1127 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 97235328 is about 9860.7975336684. The cubic root of 97235328 is about 459.8413567621.

It can be divided in two parts, 9723 and 5328, that added together give a palindrome (15051).

The spelling of 97235328 in words is "ninety-seven million, two hundred thirty-five thousand, three hundred twenty-eight".