22993316 has 12 divisors (see below), whose sum is σ = 42605388. Its totient is φ = 10820352.

The previous prime is 22993309. The next prime is 22993319. The reversal of 22993316 is 61339922.

It can be written as a sum of positive squares in 2 ways, for example, as 21160000 + 1833316 = 4600^2 + 1354^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22993319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169001 + ... + 169136.

It is an arithmetic number, because the mean of its divisors is an integer number (3550449).

Almost surely, 2^22993316 is an apocalyptic number.

It is an amenable number.

22993316 is a deficient number, since it is larger than the sum of its proper divisors (19612072).

22993316 is a wasteful number, since it uses less digits than its factorization.

22993316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338158 (or 338156 counting only the distinct ones).

The product of its digits is 17496, while the sum is 35.

The square root of 22993316 is about 4795.1346175055. The cubic root of 22993316 is about 284.3591469003.

The spelling of 22993316 in words is "twenty-two million, nine hundred ninety-three thousand, three hundred sixteen".