22500272 has 10 divisors (see below), whose sum is σ = 43594308. Its totient is φ = 11250128.

The previous prime is 22500271. The next prime is 22500287. The reversal of 22500272 is 27200522.

It is not an unprimeable number, because it can be changed into a prime (22500271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703118 + ... + 703149.

Almost surely, 2^22500272 is an apocalyptic number.

It is an amenable number.

22500272 is a deficient number, since it is larger than the sum of its proper divisors (21094036).

22500272 is a wasteful number, since it uses less digits than its factorization.

22500272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406275 (or 1406269 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 22500272 is about 4743.4451614834. The cubic root of 22500272 is about 282.3119462677.

Adding to 22500272 its reverse (27200522), we get a palindrome (49700794).

It can be divided in two parts, 2250027 and 2, that multiplied together give a palindrome (4500054).

The spelling of 22500272 in words is "twenty-two million, five hundred thousand, two hundred seventy-two".