316523 has 8 divisors (see below), whose sum is σ = 343728. Its totient is φ = 290304.

The previous prime is 316507. The next prime is 316531. The reversal of 316523 is 325613.

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

It is a cyclic number.

It is not a de Polignac number, because 316523 - 2⁴ = 316507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 316495 and 316504.

It is not an unprimeable number, because it can be changed into a prime (316583) 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, 515 + ... + 947.

It is an arithmetic number, because the mean of its divisors is an integer number (42966).

2³¹⁶⁵²³ is an apocalyptic number.

316523 is a deficient number, since it is larger than the sum of its proper divisors (27205).

316523 is a wasteful number, since it uses less digits than its factorization.

316523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493.

The product of its digits is 540, while the sum is 20.

The square root of 316523 is about 562.6037682064. The cubic root of 316523 is about 68.1504023889.

The spelling of 316523 in words is "three hundred sixteen thousand, five hundred twenty-three".