22233530 has 32 divisors (see below), whose sum is σ = 44089920. Its totient is φ = 8005120.

The previous prime is 22233529. The next prime is 22233539. The reversal of 22233530 is 3533222.

It is not an unprimeable number, because it can be changed into a prime (22233539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10826 + ... + 12714.

It is an arithmetic number, because the mean of its divisors is an integer number (1377810).

Almost surely, 2^22233530 is an apocalyptic number.

22233530 is a deficient number, since it is larger than the sum of its proper divisors (21856390).

22233530 is a wasteful number, since it uses less digits than its factorization.

22233530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 22233530 is about 4715.2444263262. The cubic root of 22233530 is about 281.1919004268.

Adding to 22233530 its reverse (3533222), we get a palindrome (25766752).

The spelling of 22233530 in words is "twenty-two million, two hundred thirty-three thousand, five hundred thirty".