22339492 has 36 divisors (see below), whose sum is σ = 45749340. Its totient is φ = 9516864.

The previous prime is 22339487. The next prime is 22339507. The reversal of 22339492 is 29493322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14182756 + 8156736 = 3766^2 + 2856^2 .

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, 57234 + ... + 57622.

It is an arithmetic number, because the mean of its divisors is an integer number (1270815).

Almost surely, 2^22339492 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 22339492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22874670).

22339492 is an abundant number, since it is smaller than the sum of its proper divisors (23409848).

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

22339492 is a wasteful number, since it uses less digits than its factorization.

22339492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 691 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 22339492 is about 4726.4671796174. The cubic root of 22339492 is about 281.6379001857.

The spelling of 22339492 in words is "twenty-two million, three hundred thirty-nine thousand, four hundred ninety-two".