316443 has 8 divisors (see below), whose sum is σ = 424528. Its totient is φ = 209664.

The previous prime is 316439. The next prime is 316453. The reversal of 316443 is 344613.

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

It is not a de Polignac number, because 316443 - 2² = 316439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771 + ... + 1107.

It is an arithmetic number, because the mean of its divisors is an integer number (53066).

2³¹⁶⁴⁴³ is an apocalyptic number.

316443 is a deficient number, since it is larger than the sum of its proper divisors (108085).

316443 is a wasteful number, since it uses less digits than its factorization.

316443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its digits is 864, while the sum is 21.

The square root of 316443 is about 562.5326657182. The cubic root of 316443 is about 68.1446603190.

The spelling of 316443 in words is "three hundred sixteen thousand, four hundred forty-three".