97615224 has 96 divisors (see below), whose sum is σ = 319943520. Its totient is φ = 26247168.

The previous prime is 97615223. The next prime is 97615229. The reversal of 97615224 is 42251679.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97615223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2872 + ... + 14264.

It is an arithmetic number, because the mean of its divisors is an integer number (3332745).

Almost surely, 2^97615224 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 97615224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159971760).

97615224 is an abundant number, since it is smaller than the sum of its proper divisors (222328296).

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

97615224 is a wasteful number, since it uses less digits than its factorization.

97615224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11429 (or 11422 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 97615224 is about 9880.0417003169. The cubic root of 97615224 is about 460.4394414383.

The spelling of 97615224 in words is "ninety-seven million, six hundred fifteen thousand, two hundred twenty-four".