22227304 has 16 divisors (see below), whose sum is σ = 45465120. Its totient is φ = 10103280.

The previous prime is 22227281. The next prime is 22227307. The reversal of 22227304 is 40372222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (22227307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126204 + ... + 126379.

It is an arithmetic number, because the mean of its divisors is an integer number (2841570).

Almost surely, 2^22227304 is an apocalyptic number.

It is an amenable number.

22227304 is an abundant number, since it is smaller than the sum of its proper divisors (23237816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22227304 is a wasteful number, since it uses less digits than its factorization.

22227304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252600 (or 252596 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22227304 is about 4714.5841810281. The cubic root of 22227304 is about 281.1656508207.

Adding to 22227304 its reverse (40372222), we get a palindrome (62599526).

The spelling of 22227304 in words is "twenty-two million, two hundred twenty-seven thousand, three hundred four".