22332132 has 24 divisors (see below), whose sum is σ = 57898400. Its totient is φ = 7444008.

The previous prime is 22332113. The next prime is 22332143. The reversal of 22332132 is 23123322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103282 + ... + 103497.

Almost surely, 2^22332132 is an apocalyptic number.

It is an amenable number.

22332132 is an abundant number, since it is smaller than the sum of its proper divisors (35566268).

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

22332132 is a wasteful number, since it uses less digits than its factorization.

22332132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206792 (or 206784 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 22332132 is about 4725.6885212633. The cubic root of 22332132 is about 281.6069671841.

Adding to 22332132 its reverse (23123322), we get a palindrome (45455454).

The spelling of 22332132 in words is "twenty-two million, three hundred thirty-two thousand, one hundred thirty-two".