316117222 has 16 divisors (see below), whose sum is σ = 481258800. Its totient is φ = 155714400.

The previous prime is 316117213. The next prime is 316117223. The reversal of 316117222 is 222711613.

It is a happy number.

316117222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316117223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34972 + ... + 43072.

It is an arithmetic number, because the mean of its divisors is an integer number (30078675).

Almost surely, 2^316117222 is an apocalyptic number.

316117222 is a deficient number, since it is larger than the sum of its proper divisors (165141578).

316117222 is a wasteful number, since it uses less digits than its factorization.

316117222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391.

The product of its digits is 1008, while the sum is 25.

The square root of 316117222 is about 17779.6856552640. The cubic root of 316117222 is about 681.2126731842.

Adding to 316117222 its reverse (222711613), we get a palindrome (538828835).

The spelling of 316117222 in words is "three hundred sixteen million, one hundred seventeen thousand, two hundred twenty-two".