22365272 has 8 divisors (see below), whose sum is σ = 41934900. Its totient is φ = 11182632.

The previous prime is 22365271. The next prime is 22365281. The reversal of 22365272 is 27256322.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22365271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1397822 + ... + 1397837.

Almost surely, 2^22365272 is an apocalyptic number.

It is an amenable number.

22365272 is a deficient number, since it is larger than the sum of its proper divisors (19569628).

22365272 is a wasteful number, since it uses less digits than its factorization.

22365272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795665 (or 2795661 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 22365272 is about 4729.1935887633. The cubic root of 22365272 is about 281.7461962012.

The spelling of 22365272 in words is "twenty-two million, three hundred sixty-five thousand, two hundred seventy-two".