22638051 has 6 divisors (see below), whose sum is σ = 32699420. Its totient is φ = 15092028.

The previous prime is 22638037. The next prime is 22638107. The reversal of 22638051 is 15083622.

22638051 is a `hidden beast` number, since 22 + 638 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 22638051 - 2⁹ = 22637539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22628051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1257661 + ... + 1257678.

Almost surely, 2^22638051 is an apocalyptic number.

22638051 is a deficient number, since it is larger than the sum of its proper divisors (10061369).

22638051 is a wasteful number, since it uses less digits than its factorization.

22638051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515345 (or 2515342 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 22638051 is about 4757.9460904890. The cubic root of 22638051 is about 282.8870138772.

The spelling of 22638051 in words is "twenty-two million, six hundred thirty-eight thousand, fifty-one".