313445224 has 32 divisors (see below), whose sum is σ = 609201000. Its totient is φ = 151013632.

The previous prime is 313445213. The next prime is 313445227. The reversal of 313445224 is 422544313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 180042724 + 133402500 = 13418^2 + 11550^2 .

It is a junction number, because it is equal to n+sod(n) for n = 313445192 and 313445201.

It is not an unprimeable number, because it can be changed into a prime (313445227) 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, 150462 + ... + 152530.

Almost surely, 2^313445224 is an apocalyptic number.

It is an amenable number.

313445224 is a deficient number, since it is larger than the sum of its proper divisors (295755776).

313445224 is a wasteful number, since it uses less digits than its factorization.

313445224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757 (or 2753 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 313445224 is about 17704.3843157564. The cubic root of 313445224 is about 679.2879108538.

Adding to 313445224 its reverse (422544313), we get a palindrome (735989537).

The spelling of 313445224 in words is "three hundred thirteen million, four hundred forty-five thousand, two hundred twenty-four".