313422212 has 6 divisors (see below), whose sum is σ = 548488878. Its totient is φ = 156711104.

The previous prime is 313422211. The next prime is 313422223. The reversal of 313422212 is 212224313.

It can be written as a sum of positive squares in only one way, i.e., 259016836 + 54405376 = 16094^2 + 7376^2 .

It is not an unprimeable number, because it can be changed into a prime (313422211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39177773 + ... + 39177780.

It is an arithmetic number, because the mean of its divisors is an integer number (91414813).

Almost surely, 2^313422212 is an apocalyptic number.

It is an amenable number.

313422212 is a deficient number, since it is larger than the sum of its proper divisors (235066666).

313422212 is a wasteful number, since it uses less digits than its factorization.

313422212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78355557 (or 78355555 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 313422212 is about 17703.7344083106. The cubic root of 313422212 is about 679.2712868370.

Adding to 313422212 its reverse (212224313), we get a palindrome (525646525).

It can be divided in two parts, 31 and 3422212, that added together give a palindrome (3422243).

The spelling of 313422212 in words is "three hundred thirteen million, four hundred twenty-two thousand, two hundred twelve".