313639694 has 12 divisors (see below), whose sum is σ = 473377704. Its totient is φ = 155853084.

The previous prime is 313639673. The next prime is 313639699. The reversal of 313639694 is 496936313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313639699) 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 5 ways as a sum of consecutive naturals, for example, 52967 + ... + 58589.

It is an arithmetic number, because the mean of its divisors is an integer number (39448142).

Almost surely, 2^313639694 is an apocalyptic number.

313639694 is a deficient number, since it is larger than the sum of its proper divisors (159738010).

313639694 is an equidigital number, since it uses as much as digits as its factorization.

313639694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5959 (or 5792 counting only the distinct ones).

The product of its digits is 314928, while the sum is 44.

The square root of 313639694 is about 17709.8756065648. The cubic root of 313639694 is about 679.4283647509.

The spelling of 313639694 in words is "three hundred thirteen million, six hundred thirty-nine thousand, six hundred ninety-four".