313840216 has 16 divisors (see below), whose sum is σ = 604355040. Its totient is φ = 152678880.

The previous prime is 313840201. The next prime is 313840217. The reversal of 313840216 is 612048313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313840217) 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 3 ways as a sum of consecutive naturals, for example, 529840 + ... + 530431.

It is an arithmetic number, because the mean of its divisors is an integer number (37772190).

Almost surely, 2^313840216 is an apocalyptic number.

It is an amenable number.

313840216 is a deficient number, since it is larger than the sum of its proper divisors (290514824).

313840216 is a wasteful number, since it uses less digits than its factorization.

313840216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060314 (or 1060310 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 313840216 is about 17715.5360065678. The cubic root of 313840216 is about 679.5731288575.

Adding to 313840216 its reverse (612048313), we get a palindrome (925888529).

The spelling of 313840216 in words is "three hundred thirteen million, eight hundred forty thousand, two hundred sixteen".