313381642 has 8 divisors (see below), whose sum is σ = 537225696. Its totient is φ = 134306412.

The previous prime is 313381639. The next prime is 313381669. The reversal of 313381642 is 246183313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11192188 + ... + 11192215.

It is an arithmetic number, because the mean of its divisors is an integer number (67153212).

Almost surely, 2^313381642 is an apocalyptic number.

313381642 is a deficient number, since it is larger than the sum of its proper divisors (223844054).

313381642 is a wasteful number, since it uses less digits than its factorization.

313381642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22384412.

The product of its digits is 10368, while the sum is 31.

The square root of 313381642 is about 17702.5885677773. The cubic root of 313381642 is about 679.2419768262.

The spelling of 313381642 in words is "three hundred thirteen million, three hundred eighty-one thousand, six hundred forty-two".