313313608 has 8 divisors (see below), whose sum is σ = 587463030. Its totient is φ = 156656800.

The previous prime is 313313603. The next prime is 313313681. The reversal of 313313608 is 806313313.

It can be written as a sum of positive squares in only one way, i.e., 198866404 + 114447204 = 14102^2 + 10698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (313313603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19582093 + ... + 19582108.

Almost surely, 2^313313608 is an apocalyptic number.

It is an amenable number.

313313608 is a deficient number, since it is larger than the sum of its proper divisors (274149422).

313313608 is a wasteful number, since it uses less digits than its factorization.

313313608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39164207 (or 39164203 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 313313608 is about 17700.6668800924. Note that the first 3 decimals coincide. The cubic root of 313313608 is about 679.1928196251.

The spelling of 313313608 in words is "three hundred thirteen million, three hundred thirteen thousand, six hundred eight".