313214320 has 40 divisors (see below), whose sum is σ = 730622880. Its totient is φ = 124872960.

The previous prime is 313214309. The next prime is 313214323. The reversal of 313214320 is 23412313.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313214323) 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, 18586 + ... + 31174.

It is an arithmetic number, because the mean of its divisors is an integer number (18265572).

Almost surely, 2^313214320 is an apocalyptic number.

It is an amenable number.

313214320 is an abundant number, since it is smaller than the sum of its proper divisors (417408560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313214320 is a wasteful number, since it uses less digits than its factorization.

313214320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12913 (or 12907 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 313214320 is about 17697.8620177693. The cubic root of 313214320 is about 679.1210674259.

Adding to 313214320 its reverse (23412313), we get a palindrome (336626633).

The spelling of 313214320 in words is "three hundred thirteen million, two hundred fourteen thousand, three hundred twenty".