97499232 has 72 divisors (see below), whose sum is σ = 283747464. Its totient is φ = 31739904.

The previous prime is 97499221. The next prime is 97499243. The reversal of 97499232 is 23299479.

It is an interprime number because it is at equal distance from previous prime (97499221) and next prime (97499243).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×97499232² = 19012200481179648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8448 + ... + 16320.

It is an arithmetic number, because the mean of its divisors is an integer number (3940937).

Almost surely, 2^97499232 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 97499232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141873732).

97499232 is an abundant number, since it is smaller than the sum of its proper divisors (186248232).

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

97499232 is a wasteful number, since it uses less digits than its factorization.

97499232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7932 (or 7921 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 97499232 is about 9874.1699397975. The cubic root of 97499232 is about 460.2569956498.

It can be divided in two parts, 9749 and 9232, that added together give a palindrome (18981).

The spelling of 97499232 in words is "ninety-seven million, four hundred ninety-nine thousand, two hundred thirty-two".