22738752 has 56 divisors (see below), whose sum is σ = 66852800. Its totient is φ = 7579008.

The previous prime is 22738733. The next prime is 22738753. The reversal of 22738752 is 25783722.

It is a happy number.

22738752 is a `hidden beast` number, since 227 + 387 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22738753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4852 + ... + 8307.

It is an arithmetic number, because the mean of its divisors is an integer number (1193800).

Almost surely, 2^22738752 is an apocalyptic number.

It is an amenable number.

22738752 is an abundant number, since it is smaller than the sum of its proper divisors (44114048).

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

22738752 is a wasteful number, since it uses less digits than its factorization.

22738752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13180 (or 13164 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 22738752 is about 4768.5167505211. The cubic root of 22738752 is about 283.3058495448.

It can be divided in two parts, 2273 and 8752, that added together give a square (11025 = 105²).

The spelling of 22738752 in words is "twenty-two million, seven hundred thirty-eight thousand, seven hundred fifty-two".