22204234 has 24 divisors (see below), whose sum is σ = 36365760. Its totient is φ = 10163088.

The previous prime is 22204229. The next prime is 22204241. The reversal of 22204234 is 43240222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60319 + ... + 60685.

It is an arithmetic number, because the mean of its divisors is an integer number (1515240).

Almost surely, 2^22204234 is an apocalyptic number.

22204234 is a deficient number, since it is larger than the sum of its proper divisors (14161526).

22204234 is a wasteful number, since it uses less digits than its factorization.

22204234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22204234 is about 4712.1368825619. The cubic root of 22204234 is about 281.0683420184.

Adding to 22204234 its reverse (43240222), we get a palindrome (65444456).

The spelling of 22204234 in words is "twenty-two million, two hundred four thousand, two hundred thirty-four".