316401 has 4 divisors (see below), whose sum is σ = 421872. Its totient is φ = 210932.

The previous prime is 316391. The next prime is 316403. The reversal of 316401 is 104613.

316401 is nontrivially palindromic in base 15.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104613 = 3 ⋅34871.

It is a cyclic number.

It is not a de Polignac number, because 316401 - 2¹⁰ = 315377 is a prime.

It is a D-number.

316401 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 316401.

It is not an unprimeable number, because it can be changed into a prime (316403) 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 3 ways as a sum of consecutive naturals, for example, 52731 + ... + 52736.

It is an arithmetic number, because the mean of its divisors is an integer number (105468).

2³¹⁶⁴⁰¹ is an apocalyptic number.

It is an amenable number.

316401 is a deficient number, since it is larger than the sum of its proper divisors (105471).

316401 is a wasteful number, since it uses less digits than its factorization.

316401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105470.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 316401 is about 562.4953333140. The cubic root of 316401 is about 68.1416453448.

It can be divided in two parts, 316 and 401, that added together give a palindrome (717).

The spelling of 316401 in words is "three hundred sixteen thousand, four hundred one".