22533150 has 24 divisors (see below), whose sum is σ = 55882584. Its totient is φ = 6008800.

The previous prime is 22533131. The next prime is 22533157. The reversal of 22533150 is 5133522.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22533157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74961 + ... + 75260.

It is an arithmetic number, because the mean of its divisors is an integer number (2328441).

Almost surely, 2^22533150 is an apocalyptic number.

22533150 is an abundant number, since it is smaller than the sum of its proper divisors (33349434).

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

22533150 is a wasteful number, since it uses less digits than its factorization.

22533150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150236 (or 150231 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 22533150 is about 4746.9095209410. The cubic root of 22533150 is about 282.4493866043.

Adding to 22533150 its reverse (5133522), we get a palindrome (27666672).

The spelling of 22533150 in words is "twenty-two million, five hundred thirty-three thousand, one hundred fifty".