22948538 has 8 divisors (see below), whose sum is σ = 36447732. Its totient is φ = 10799296.

The previous prime is 22948529. The next prime is 22948543. The reversal of 22948538 is 83584922.

It can be written as a sum of positive squares in 2 ways, for example, as 21187609 + 1760929 = 4603^2 + 1327^2 .

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 = 22948495 and 22948504.

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, 337445 + ... + 337512.

Almost surely, 2^22948538 is an apocalyptic number.

22948538 is a deficient number, since it is larger than the sum of its proper divisors (13499194).

22948538 is a wasteful number, since it uses less digits than its factorization.

22948538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674976.

The product of its digits is 138240, while the sum is 41.

The square root of 22948538 is about 4790.4632343856. The cubic root of 22948538 is about 284.1744365781.

The spelling of 22948538 in words is "twenty-two million, nine hundred forty-eight thousand, five hundred thirty-eight".