316340289 has 8 divisors (see below), whose sum is σ = 468652320. Its totient is φ = 210893508.

The previous prime is 316340279. The next prime is 316340347. The reversal of 316340289 is 982043613.

316340289 is a `hidden beast` number, since 31 + 6 + 340 + 289 = 666.

It is not a de Polignac number, because 316340289 - 2¹⁵ = 316307521 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (316340249) 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, 5858127 + ... + 5858180.

It is an arithmetic number, because the mean of its divisors is an integer number (58581540).

Almost surely, 2^316340289 is an apocalyptic number.

It is an amenable number.

316340289 is a deficient number, since it is larger than the sum of its proper divisors (152312031).

316340289 is a wasteful number, since it uses less digits than its factorization.

316340289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11716316 (or 11716310 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 316340289 is about 17785.9576351683. The cubic root of 316340289 is about 681.3728672814.

The spelling of 316340289 in words is "three hundred sixteen million, three hundred forty thousand, two hundred eighty-nine".