22132838 has 16 divisors (see below), whose sum is σ = 40860960. Its totient is φ = 8755776.

The previous prime is 22132811. The next prime is 22132871. The reversal of 22132838 is 83823122.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22132838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60623 + ... + 60986.

It is an arithmetic number, because the mean of its divisors is an integer number (2553810).

Almost surely, 2^22132838 is an apocalyptic number.

22132838 is a deficient number, since it is larger than the sum of its proper divisors (18728122).

22132838 is a wasteful number, since it uses less digits than its factorization.

22132838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121631.

The product of its digits is 4608, while the sum is 29.

The square root of 22132838 is about 4704.5550267799. Note that the first 3 decimals coincide. The cubic root of 22132838 is about 280.7667673730.

The spelling of 22132838 in words is "twenty-two million, one hundred thirty-two thousand, eight hundred thirty-eight".