22300228 has 12 divisors (see below), whose sum is σ = 39977532. Its totient is φ = 10878080.

The previous prime is 22300207. The next prime is 22300237. The reversal of 22300228 is 82200322.

It can be written as a sum of positive squares in 2 ways, for example, as 10036224 + 12264004 = 3168^2 + 3502^2 .

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, 67825 + ... + 68152.

It is an arithmetic number, because the mean of its divisors is an integer number (3331461).

Almost surely, 2^22300228 is an apocalyptic number.

It is an amenable number.

22300228 is a deficient number, since it is larger than the sum of its proper divisors (17677304).

22300228 is a wasteful number, since it uses less digits than its factorization.

22300228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136022 (or 136020 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22300228 is about 4722.3117220277. The cubic root of 22300228 is about 281.4728007061.

The spelling of 22300228 in words is "twenty-two million, three hundred thousand, two hundred twenty-eight".