22623938 has 8 divisors (see below), whose sum is σ = 33961788. Its totient is φ = 11303344.

The previous prime is 22623929. The next prime is 22623949. The reversal of 22623938 is 83932622.

It can be written as a sum of positive squares in 2 ways, for example, as 21224449 + 1399489 = 4607^2 + 1183^2 .

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 = 22623898 and 22623907.

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, 281 + ... + 6732.

Almost surely, 2^22623938 is an apocalyptic number.

22623938 is a deficient number, since it is larger than the sum of its proper divisors (11337850).

22623938 is a wasteful number, since it uses less digits than its factorization.

22623938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8628.

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

The square root of 22623938 is about 4756.4627613385. The cubic root of 22623938 is about 282.8282159068.

The spelling of 22623938 in words is "twenty-two million, six hundred twenty-three thousand, nine hundred thirty-eight".