22493942 has 8 divisors (see below), whose sum is σ = 34377696. Its totient is φ = 11034712.

The previous prime is 22493923. The next prime is 22493951. The reversal of 22493942 is 24939422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105998 + ... + 106209.

It is an arithmetic number, because the mean of its divisors is an integer number (4297212).

Almost surely, 2^22493942 is an apocalyptic number.

22493942 is a deficient number, since it is larger than the sum of its proper divisors (11883754).

22493942 is a wasteful number, since it uses less digits than its factorization.

22493942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212262.

The product of its digits is 31104, while the sum is 35.

The square root of 22493942 is about 4742.7778779951. Note that the first 3 decimals coincide. The cubic root of 22493942 is about 282.2854695178.

The spelling of 22493942 in words is "twenty-two million, four hundred ninety-three thousand, nine hundred forty-two".