22393252 has 12 divisors (see below), whose sum is σ = 44786560. Its totient is φ = 9597096.

The previous prime is 22393247. The next prime is 22393289. The reversal of 22393252 is 25239322.

22393252 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 799759 = 22393252 / (2 + 2 + 3 + 9 + 3 + 2 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 22393252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399852 + ... + 399907.

Almost surely, 2^22393252 is an apocalyptic number.

It is an amenable number.

22393252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22393252 is a wasteful number, since it uses less digits than its factorization.

22393252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799770 (or 799768 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 22393252 is about 4732.1508851684. The cubic root of 22393252 is about 281.8636397898.

The spelling of 22393252 in words is "twenty-two million, three hundred ninety-three thousand, two hundred fifty-two".