22029272 has 16 divisors (see below), whose sum is σ = 41407200. Its totient is φ = 10987360.

The previous prime is 22029257. The next prime is 22029289. The reversal of 22029272 is 27292022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254 + ... + 6642.

It is an arithmetic number, because the mean of its divisors is an integer number (2587950).

Almost surely, 2^22029272 is an apocalyptic number.

It is an amenable number.

22029272 is a deficient number, since it is larger than the sum of its proper divisors (19377928).

22029272 is a wasteful number, since it uses less digits than its factorization.

22029272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826 (or 6822 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 22029272 is about 4693.5351282376. The cubic root of 22029272 is about 280.3281526784.

It can be divided in two parts, 220 and 29272, that added together give a palindrome (29492).

The spelling of 22029272 in words is "twenty-two million, twenty-nine thousand, two hundred seventy-two".