22973838 has 8 divisors (see below), whose sum is σ = 45947688. Its totient is φ = 7657944.

The previous prime is 22973813. The next prime is 22973861. The reversal of 22973838 is 83837922.

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

22973838 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22973838.

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, 1914481 + ... + 1914492.

It is an arithmetic number, because the mean of its divisors is an integer number (5743461).

Almost surely, 2^22973838 is an apocalyptic number.

22973838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22973838 is a wasteful number, since it uses less digits than its factorization.

22973838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828978.

The product of its digits is 145152, while the sum is 42.

The square root of 22973838 is about 4793.1031701811. The cubic root of 22973838 is about 284.2788291798.

The spelling of 22973838 in words is "twenty-two million, nine hundred seventy-three thousand, eight hundred thirty-eight".