316393 has 12 divisors (see below), whose sum is σ = 402192. Its totient is φ = 246120.

The previous prime is 316391. The next prime is 316403. The reversal of 316393 is 393613.

It is not a de Polignac number, because 316393 - 2¹ = 316391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (316391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246 + ... + 832.

It is an arithmetic number, because the mean of its divisors is an integer number (33516).

2³¹⁶³⁹³ is an apocalyptic number.

It is an amenable number.

316393 is a deficient number, since it is larger than the sum of its proper divisors (85799).

316393 is a wasteful number, since it uses less digits than its factorization.

316393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 605 counting only the distinct ones).

The product of its digits is 1458, while the sum is 25.

The square root of 316393 is about 562.4882220989. The cubic root of 316393 is about 68.1410710338.

The spelling of 316393 in words is "three hundred sixteen thousand, three hundred ninety-three".