22043132 has 12 divisors (see below), whose sum is σ = 39905880. Its totient is φ = 10641456.

The previous prime is 22043129. The next prime is 22043137. The reversal of 22043132 is 23134022.

It is a self number, because there is not a number n which added to its sum of digits gives 22043132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22043137) by changing a digit.

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, 94898 + ... + 95129.

It is an arithmetic number, because the mean of its divisors is an integer number (3325490).

Almost surely, 2^22043132 is an apocalyptic number.

It is an amenable number.

22043132 is a deficient number, since it is larger than the sum of its proper divisors (17862748).

22043132 is a wasteful number, since it uses less digits than its factorization.

22043132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190060 (or 190058 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22043132 is about 4695.0113950873. The cubic root of 22043132 is about 280.3869310414.

Adding to 22043132 its reverse (23134022), we get a palindrome (45177154).

The spelling of 22043132 in words is "twenty-two million, forty-three thousand, one hundred thirty-two".