22952638 has 8 divisors (see below), whose sum is σ = 35161632. Its totient is φ = 11232096.

The previous prime is 22952621. The next prime is 22952639. The reversal of 22952638 is 83625922.

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

It is a junction number, because it is equal to n+sod(n) for n = 22952597 and 22952606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22952639) 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, 121995 + ... + 122182.

It is an arithmetic number, because the mean of its divisors is an integer number (4395204).

Almost surely, 2^22952638 is an apocalyptic number.

22952638 is a deficient number, since it is larger than the sum of its proper divisors (12208994).

22952638 is a wasteful number, since it uses less digits than its factorization.

22952638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244226.

The product of its digits is 51840, while the sum is 37.

The square root of 22952638 is about 4790.8911488365. The cubic root of 22952638 is about 284.1913591639.

The spelling of 22952638 in words is "twenty-two million, nine hundred fifty-two thousand, six hundred thirty-eight".