22133210 has 16 divisors (see below), whose sum is σ = 43461792. Its totient is φ = 8048400.

The previous prime is 22133203. The next prime is 22133263. The reversal of 22133210 is 1233122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100496 + ... + 100715.

It is an arithmetic number, because the mean of its divisors is an integer number (2716362).

Almost surely, 2^22133210 is an apocalyptic number.

22133210 is a deficient number, since it is larger than the sum of its proper divisors (21328582).

22133210 is a wasteful number, since it uses less digits than its factorization.

22133210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201229.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 22133210 is about 4704.5945627652. The cubic root of 22133210 is about 280.7683403699.

Adding to 22133210 its reverse (1233122), we get a palindrome (23366332).

The spelling of 22133210 in words is "twenty-two million, one hundred thirty-three thousand, two hundred ten".