97993224 has 48 divisors (see below), whose sum is σ = 303313920. Its totient is φ = 27997920.

The previous prime is 97993199. The next prime is 97993243. The reversal of 97993224 is 42239979.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 97993224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96712 + ... + 97719.

It is an arithmetic number, because the mean of its divisors is an integer number (6319040).

Almost surely, 2^97993224 is an apocalyptic number.

It is an amenable number.

97993224 is an abundant number, since it is smaller than the sum of its proper divisors (205320696).

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

97993224 is a wasteful number, since it uses less digits than its factorization.

97993224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194450 (or 194443 counting only the distinct ones).

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

The square root of 97993224 is about 9899.1526910135. The cubic root of 97993224 is about 461.0330030030.

The spelling of 97993224 in words is "ninety-seven million, nine hundred ninety-three thousand, two hundred twenty-four".