222100672 has 28 divisors (see below), whose sum is σ = 441463176. Its totient is φ = 110865920.

The previous prime is 222100643. The next prime is 222100691. The reversal of 222100672 is 276001222.

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, 41172 + ... + 46252.

It is an arithmetic number, because the mean of its divisors is an integer number (15766542).

Almost surely, 2^222100672 is an apocalyptic number.

It is an amenable number.

222100672 is a deficient number, since it is larger than the sum of its proper divisors (219362504).

222100672 is an equidigital number, since it uses as much as digits as its factorization.

222100672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5776 (or 5766 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 222100672 is about 14903.0423739584. The cubic root of 222100672 is about 605.5964084301.

Adding to 222100672 its reverse (276001222), we get a palindrome (498101894).

The spelling of 222100672 in words is "two hundred twenty-two million, one hundred thousand, six hundred seventy-two".