22135132 has 24 divisors (see below), whose sum is σ = 39717216. Its totient is φ = 10790208.

The previous prime is 22135103. The next prime is 22135163. The reversal of 22135132 is 23153122.

22135132 = 149² + 150² + ... + 411².

It is a congruent number.

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, 55558 + ... + 55954.

It is an arithmetic number, because the mean of its divisors is an integer number (1654884).

Almost surely, 2^22135132 is an apocalyptic number.

It is an amenable number.

22135132 is a deficient number, since it is larger than the sum of its proper divisors (17582084).

22135132 is a wasteful number, since it uses less digits than its factorization.

22135132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717 (or 715 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 22135132 is about 4704.7988267300. The cubic root of 22135132 is about 280.7764672394.

Adding to 22135132 its reverse (23153122), we get a palindrome (45288254).

It can be divided in two parts, 221 and 35132, that added together give a palindrome (35353).

The spelling of 22135132 in words is "twenty-two million, one hundred thirty-five thousand, one hundred thirty-two".