22872236 has 6 divisors (see below), whose sum is σ = 40026420. Its totient is φ = 11436116.

The previous prime is 22872211. The next prime is 22872247. The reversal of 22872236 is 63227822.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2859026 + ... + 2859033.

It is an arithmetic number, because the mean of its divisors is an integer number (6671070).

Almost surely, 2^22872236 is an apocalyptic number.

It is an amenable number.

22872236 is a deficient number, since it is larger than the sum of its proper divisors (17154184).

22872236 is a wasteful number, since it uses less digits than its factorization.

22872236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718063 (or 5718061 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 22872236 is about 4782.4926555093. The cubic root of 22872236 is about 283.8591346646.

The spelling of 22872236 in words is "twenty-two million, eight hundred seventy-two thousand, two hundred thirty-six".