313642 has 16 divisors (see below), whose sum is σ = 551232. Its totient is φ = 131040.

The previous prime is 313639. The next prime is 313661. The reversal of 313642 is 246313.

313642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342 + ... + 862.

It is an arithmetic number, because the mean of its divisors is an integer number (34452).

2³¹³⁶⁴² is an apocalyptic number.

313642 is a deficient number, since it is larger than the sum of its proper divisors (237590).

313642 is a wasteful number, since it uses less digits than its factorization.

313642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573.

The product of its digits is 432, while the sum is 19.

The square root of 313642 is about 560.0374987445. The cubic root of 313642 is about 67.9430029887.

Adding to 313642 its reverse (246313), we get a palindrome (559955).

The spelling of 313642 in words is "three hundred thirteen thousand, six hundred forty-two".