22530332 has 24 divisors (see below), whose sum is σ = 44498160. Its totient is φ = 9887360.

The previous prime is 22530329. The next prime is 22530377. The reversal of 22530332 is 23303522.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7553 + ... + 10104.

It is an arithmetic number, because the mean of its divisors is an integer number (1854090).

Almost surely, 2^22530332 is an apocalyptic number.

22530332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22530332 is a deficient number, since it is larger than the sum of its proper divisors (21967828).

22530332 is a wasteful number, since it uses less digits than its factorization.

22530332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17701 (or 17699 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 22530332 is about 4746.6126869590. The cubic root of 22530332 is about 282.4376117222.

Adding to 22530332 its reverse (23303522), we get a palindrome (45833854).

The spelling of 22530332 in words is "twenty-two million, five hundred thirty thousand, three hundred thirty-two".