22750152 has 32 divisors (see below), whose sum is σ = 58838400. Its totient is φ = 7321664.

The previous prime is 22750129. The next prime is 22750157. The reversal of 22750152 is 25105722.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22750157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15648 + ... + 17039.

It is an arithmetic number, because the mean of its divisors is an integer number (1838700).

Almost surely, 2^22750152 is an apocalyptic number.

It is an amenable number.

22750152 is an abundant number, since it is smaller than the sum of its proper divisors (36088248).

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

22750152 is a wasteful number, since it uses less digits than its factorization.

22750152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32725 (or 32721 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 22750152 is about 4769.7119409876. The cubic root of 22750152 is about 283.3531864597.

Adding to 22750152 its reverse (25105722), we get a palindrome (47855874).

The spelling of 22750152 in words is "twenty-two million, seven hundred fifty thousand, one hundred fifty-two".