22238694 has 24 divisors (see below), whose sum is σ = 49095072. Its totient is φ = 7272720.

The previous prime is 22238681. The next prime is 22238729. The reversal of 22238694 is 49683222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10702 + ... + 12609.

It is an arithmetic number, because the mean of its divisors is an integer number (2045628).

Almost surely, 2^22238694 is an apocalyptic number.

22238694 is an abundant number, since it is smaller than the sum of its proper divisors (26856378).

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

22238694 is a wasteful number, since it uses less digits than its factorization.

22238694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23372 (or 23369 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 22238694 is about 4715.7919801450. The cubic root of 22238694 is about 281.2136687885.

The spelling of 22238694 in words is "twenty-two million, two hundred thirty-eight thousand, six hundred ninety-four".