22875238 has 8 divisors (see below), whose sum is σ = 34455960. Its totient is φ = 11389920.

The previous prime is 22875233. The next prime is 22875239. The reversal of 22875238 is 83257822.

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 = 22875197 and 22875206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22875233) 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, 23248 + ... + 24211.

It is an arithmetic number, because the mean of its divisors is an integer number (4306995).

Almost surely, 2^22875238 is an apocalyptic number.

22875238 is a deficient number, since it is larger than the sum of its proper divisors (11580722).

22875238 is a wasteful number, since it uses less digits than its factorization.

22875238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47702.

The product of its digits is 53760, while the sum is 37.

The square root of 22875238 is about 4782.8064982811. The cubic root of 22875238 is about 283.8715530371.

It can be divided in two parts, 228 and 75238, that added together give a triangular number (75466 = T₃₈₈).

The spelling of 22875238 in words is "twenty-two million, eight hundred seventy-five thousand, two hundred thirty-eight".