22238514 has 12 divisors (see below), whose sum is σ = 48183486. Its totient is φ = 7412832.

The previous prime is 22238497. The next prime is 22238527. The reversal of 22238514 is 41583222.

It can be written as a sum of positive squares in only one way, i.e., 21930489 + 308025 = 4683^2 + 555^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617719 + ... + 617754.

Almost surely, 2^22238514 is an apocalyptic number.

22238514 is an abundant number, since it is smaller than the sum of its proper divisors (25944972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22238514 is a wasteful number, since it uses less digits than its factorization.

22238514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235481 (or 1235478 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 22238514 is about 4715.7728952951. The cubic root of 22238514 is about 281.2129100719.

The spelling of 22238514 in words is "twenty-two million, two hundred thirty-eight thousand, five hundred fourteen".