22132412 has 6 divisors (see below), whose sum is σ = 38731728. Its totient is φ = 11066204.

The previous prime is 22132399. The next prime is 22132457. The reversal of 22132412 is 21423122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2766548 + ... + 2766555.

It is an arithmetic number, because the mean of its divisors is an integer number (6455288).

Almost surely, 2^22132412 is an apocalyptic number.

It is an amenable number.

22132412 is a deficient number, since it is larger than the sum of its proper divisors (16599316).

22132412 is a wasteful number, since it uses less digits than its factorization.

22132412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533107 (or 5533105 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 22132412 is about 4704.5097512918. The cubic root of 22132412 is about 280.7649660163.

Adding to 22132412 its reverse (21423122), we get a palindrome (43555534).

The spelling of 22132412 in words is "twenty-two million, one hundred thirty-two thousand, four hundred twelve".