313222433 has 8 divisors (see below), whose sum is σ = 331807752. Its totient is φ = 294654976.

The previous prime is 313222381. The next prime is 313222457. The reversal of 313222433 is 334222313.

It can be written as a sum of positive squares in 4 ways, for example, as 73839649 + 239382784 = 8593^2 + 15472^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313222433 - 2⁶ = 313222369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313222399 and 313222408.

It is not an unprimeable number, because it can be changed into a prime (313222033) 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 in 7 ways as a sum of consecutive naturals, for example, 52541 + ... + 58197.

It is an arithmetic number, because the mean of its divisors is an integer number (41475969).

Almost surely, 2^313222433 is an apocalyptic number.

It is an amenable number.

313222433 is a deficient number, since it is larger than the sum of its proper divisors (18585319).

313222433 is a wasteful number, since it uses less digits than its factorization.

313222433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931.

The product of its digits is 2592, while the sum is 23.

The square root of 313222433 is about 17698.0912247621. The cubic root of 313222433 is about 679.1269309952.

Adding to 313222433 its reverse (334222313), we get a palindrome (647444746).

The spelling of 313222433 in words is "three hundred thirteen million, two hundred twenty-two thousand, four hundred thirty-three".