22804722 has 12 divisors (see below), whose sum is σ = 49410270. Its totient is φ = 7601568.

The previous prime is 22804709. The next prime is 22804741. The reversal of 22804722 is 22740822.

It can be written as a sum of positive squares in only one way, i.e., 17969121 + 4835601 = 4239^2 + 2199^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 633447 + ... + 633482.

Almost surely, 2^22804722 is an apocalyptic number.

22804722 is an abundant number, since it is smaller than the sum of its proper divisors (26605548).

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

22804722 is a wasteful number, since it uses less digits than its factorization.

22804722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266937 (or 1266934 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 22804722 is about 4775.4289859656. The cubic root of 22804722 is about 283.5795620409.

The spelling of 22804722 in words is "twenty-two million, eight hundred four thousand, seven hundred twenty-two".