22530338 has 8 divisors (see below), whose sum is σ = 35783532. Its totient is φ = 10602496.

The previous prime is 22530329. The next prime is 22530377. The reversal of 22530338 is 83303522.

It can be written as a sum of positive squares in 2 ways, for example, as 21743569 + 786769 = 4663^2 + 887^2 .

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

It is a super-2 number, since 2×22530338² = 1015232260788488, which contains 22 as substring.

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, 331295 + ... + 331362.

Almost surely, 2^22530338 is an apocalyptic number.

22530338 is a deficient number, since it is larger than the sum of its proper divisors (13253194).

22530338 is a wasteful number, since it uses less digits than its factorization.

22530338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662676.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 22530338 is about 4746.6133189886. The cubic root of 22530338 is about 282.4376367940.

The spelling of 22530338 in words is "twenty-two million, five hundred thirty thousand, three hundred thirty-eight".