22953974 has 8 divisors (see below), whose sum is σ = 34902840. Its totient is φ = 11319696.

The previous prime is 22953943. The next prime is 22953979. The reversal of 22953974 is 47935922.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22953979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78464 + ... + 78755.

It is an arithmetic number, because the mean of its divisors is an integer number (4362855).

Almost surely, 2^22953974 is an apocalyptic number.

22953974 is a deficient number, since it is larger than the sum of its proper divisors (11948866).

22953974 is a wasteful number, since it uses less digits than its factorization.

22953974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157294.

The product of its digits is 136080, while the sum is 41.

The square root of 22953974 is about 4791.0305780698. The cubic root of 22953974 is about 284.1968730151.

The spelling of 22953974 in words is "twenty-two million, nine hundred fifty-three thousand, nine hundred seventy-four".