22948272 has 50 divisors (see below), whose sum is σ = 66422708. Its totient is φ = 7648992.

The previous prime is 22948253. The next prime is 22948313. The reversal of 22948272 is 27284922.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7558 + ... + 10149.

Almost surely, 2^22948272 is an apocalyptic number.

It is an amenable number.

22948272 is an abundant number, since it is smaller than the sum of its proper divisors (43474436).

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

22948272 is a wasteful number, since it uses less digits than its factorization.

22948272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727 (or 17712 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 22948272 is about 4790.4354708106. The cubic root of 22948272 is about 284.1733386041.

It can be divided in two parts, 22948 and 272, that added together give a triangular number (23220 = T₂₁₅).

The spelling of 22948272 in words is "twenty-two million, nine hundred forty-eight thousand, two hundred seventy-two".