313442222 has 16 divisors (see below), whose sum is σ = 482456832. Its totient is φ = 152643960.

The previous prime is 313442191. The next prime is 313442231. The reversal of 313442222 is 222244313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26597 + ... + 36527.

It is an arithmetic number, because the mean of its divisors is an integer number (30153552).

Almost surely, 2^313442222 is an apocalyptic number.

313442222 is a deficient number, since it is larger than the sum of its proper divisors (169014610).

313442222 is a wasteful number, since it uses less digits than its factorization.

313442222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10343.

The product of its digits is 2304, while the sum is 23.

The square root of 313442222 is about 17704.2995342939. The cubic root of 313442222 is about 679.2857422358.

Adding to 313442222 its reverse (222244313), we get a palindrome (535686535).

The spelling of 313442222 in words is "three hundred thirteen million, four hundred forty-two thousand, two hundred twenty-two".