316734240 has 48 divisors (see below), whose sum is σ = 997714368. Its totient is φ = 84462336.

The previous prime is 316734221. The next prime is 316734241. The reversal of 316734240 is 42437613.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 316734198 and 316734207.

It is not an unprimeable number, because it can be changed into a prime (316734241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329452 + ... + 330411.

It is an arithmetic number, because the mean of its divisors is an integer number (20785716).

Almost surely, 2^316734240 is an apocalyptic number.

316734240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

316734240 is an abundant number, since it is smaller than the sum of its proper divisors (680980128).

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

316734240 is a wasteful number, since it uses less digits than its factorization.

316734240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659881 (or 659873 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 316734240 is about 17797.0289655324. The cubic root of 316734240 is about 681.6555967566.

The spelling of 316734240 in words is "three hundred sixteen million, seven hundred thirty-four thousand, two hundred forty".