2317628856 has 64 divisors (see below), whose sum is σ = 6068689920. Its totient is φ = 736179840.

The previous prime is 2317628849. The next prime is 2317628861. The reversal of 2317628856 is 6588267132.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 141846 + ... + 157338.

It is an arithmetic number, because the mean of its divisors is an integer number (94823280).

Almost surely, 2^2317628856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2317628856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3034344960).

2317628856 is an abundant number, since it is smaller than the sum of its proper divisors (3751061064).

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

2317628856 is a wasteful number, since it uses less digits than its factorization.

2317628856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15796 (or 15792 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 2317628856 is about 48141.7579238648. The cubic root of 2317628856 is about 1323.3700343369.

The spelling of 2317628856 in words is "two billion, three hundred seventeen million, six hundred twenty-eight thousand, eight hundred fifty-six".