672211222 has 16 divisors (see below), whose sum is σ = 1067531760. Its totient is φ = 316572192.

The previous prime is 672211207. The next prime is 672211231. The reversal of 672211222 is 222112276.

It is a congruent 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, 44553 + ... + 57700.

It is an arithmetic number, because the mean of its divisors is an integer number (66720735).

Almost surely, 2^672211222 is an apocalyptic number.

672211222 is a deficient number, since it is larger than the sum of its proper divisors (395320538).

672211222 is a wasteful number, since it uses less digits than its factorization.

672211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102447.

The product of its digits is 1344, while the sum is 25.

The square root of 672211222 is about 25927.0365063190. The cubic root of 672211222 is about 875.9955892760.

Adding to 672211222 its reverse (222112276), we get a palindrome (894323498).

The spelling of 672211222 in words is "six hundred seventy-two million, two hundred eleven thousand, two hundred twenty-two".