313613616 has 20 divisors (see below), whose sum is σ = 810168632. Its totient is φ = 104537856.

The previous prime is 313613581. The next prime is 313613617. The reversal of 313613616 is 616316313.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (313613617) 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, 3266761 + ... + 3266856.

Almost surely, 2^313613616 is an apocalyptic number.

It is an amenable number.

313613616 is an abundant number, since it is smaller than the sum of its proper divisors (496555016).

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

313613616 is a wasteful number, since it uses less digits than its factorization.

313613616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6533628 (or 6533622 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 313613616 is about 17709.1393353827. The cubic root of 313613616 is about 679.4095335630.

Adding to 313613616 its reverse (616316313), we get a palindrome (929929929).

The spelling of 313613616 in words is "three hundred thirteen million, six hundred thirteen thousand, six hundred sixteen".