313222 has 16 divisors (see below), whose sum is σ = 578592. Its totient is φ = 123840.

The previous prime is 313219. The next prime is 313241. The reversal of 313222 is 222313.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a nialpdrome in base 14.

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, 679 + ... + 1042.

It is an arithmetic number, because the mean of its divisors is an integer number (36162).

2³¹³²²² is an apocalyptic number.

313222 is a deficient number, since it is larger than the sum of its proper divisors (265370).

313222 is a wasteful number, since it uses less digits than its factorization.

313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743.

The product of its digits is 72, while the sum is 13.

The square root of 313222 is about 559.6623982367. The cubic root of 313222 is about 67.9126618052.

Adding to 313222 its reverse (222313), we get a palindrome (535535).

Subtracting from 313222 its reverse (222313), we obtain a palindrome (90909).

It can be divided in two parts, 313 and 222, that added together give a palindrome (535).

The spelling of 313222 in words is "three hundred thirteen thousand, two hundred twenty-two".