22865152 has 18 divisors (see below), whose sum is σ = 45641498. Its totient is φ = 11432448.

The previous prime is 22865107. The next prime is 22865173. The reversal of 22865152 is 25156822.

It can be written as a sum of positive squares in only one way, i.e., 18800896 + 4064256 = 4336^2 + 2016^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44403 + ... + 44914.

Almost surely, 2^22865152 is an apocalyptic number.

It is an amenable number.

22865152 is a deficient number, since it is larger than the sum of its proper divisors (22776346).

22865152 is an frugal number, since it uses more digits than its factorization.

22865152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89333 (or 89319 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 22865152 is about 4781.7519801847. The cubic root of 22865152 is about 283.8298259757.

The spelling of 22865152 in words is "twenty-two million, eight hundred sixty-five thousand, one hundred fifty-two".