22130332 has 12 divisors (see below), whose sum is σ = 44260720. Its totient is φ = 9484416.

The previous prime is 22130321. The next prime is 22130341. The reversal of 22130332 is 23303122.

22130332 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 395157 + ... + 395212.

Almost surely, 2^22130332 is an apocalyptic number.

It is an amenable number.

22130332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22130332 is a wasteful number, since it uses less digits than its factorization.

22130332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790380 (or 790378 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 22130332 is about 4704.2886816181. The cubic root of 22130332 is about 280.7561703275.

Adding to 22130332 its reverse (23303122), we get a palindrome (45433454).

The spelling of 22130332 in words is "twenty-two million, one hundred thirty thousand, three hundred thirty-two".