316340 has 12 divisors (see below), whose sum is σ = 664356. Its totient is φ = 126528.

The previous prime is 316339. The next prime is 316343. The reversal of 316340 is 43613.

It can be written as a sum of positive squares in 2 ways, for example, as 206116 + 110224 = 454^2 + 332^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7889 + ... + 7928.

It is an arithmetic number, because the mean of its divisors is an integer number (55363).

2³¹⁶³⁴⁰ is an apocalyptic number.

It is an amenable number.

316340 is an abundant number, since it is smaller than the sum of its proper divisors (348016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

316340 is a wasteful number, since it uses less digits than its factorization.

316340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15826 (or 15824 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 316340 is about 562.4411080282. The cubic root of 316340 is about 68.1372659787.

Adding to 316340 its reverse (43613), we get a palindrome (359953).

It can be divided in two parts, 316 and 340, that added together give a palindrome (656).

The spelling of 316340 in words is "three hundred sixteen thousand, three hundred forty".