22132316 has 24 divisors (see below), whose sum is σ = 39674880. Its totient is φ = 10799600.

The previous prime is 22132309. The next prime is 22132339. The reversal of 22132316 is 61323122.

It is a happy number.

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, 44831 + ... + 45321.

It is an arithmetic number, because the mean of its divisors is an integer number (1653120).

Almost surely, 2^22132316 is an apocalyptic number.

It is an amenable number.

22132316 is a deficient number, since it is larger than the sum of its proper divisors (17542564).

22132316 is a wasteful number, since it uses less digits than its factorization.

22132316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 743 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 22132316 is about 4704.4995483048. The cubic root of 22132316 is about 280.7645600736.

Adding to 22132316 its reverse (61323122), we get a palindrome (83455438).

The spelling of 22132316 in words is "twenty-two million, one hundred thirty-two thousand, three hundred sixteen".