22249752 has 32 divisors (see below), whose sum is σ = 63571200. Its totient is φ = 6357024.

The previous prime is 22249709. The next prime is 22249783. The reversal of 22249752 is 25794222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66052 + ... + 66387.

It is an arithmetic number, because the mean of its divisors is an integer number (1986600).

Almost surely, 2^22249752 is an apocalyptic number.

It is an amenable number.

22249752 is an abundant number, since it is smaller than the sum of its proper divisors (41321448).

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

22249752 is a wasteful number, since it uses less digits than its factorization.

22249752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132455 (or 132451 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 22249752 is about 4716.9642780076. The cubic root of 22249752 is about 281.2602714273.

The spelling of 22249752 in words is "twenty-two million, two hundred forty-nine thousand, seven hundred fifty-two".