2317723540 has 96 divisors (see below), whose sum is σ = 5423241600. Its totient is φ = 831860480.

The previous prime is 2317723537. The next prime is 2317723553. The reversal of 2317723540 is 453277132.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2317723496 and 2317723505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2208936 + ... + 2209984.

It is an arithmetic number, because the mean of its divisors is an integer number (56492100).

Almost surely, 2^2317723540 is an apocalyptic number.

2317723540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2317723540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2711620800).

2317723540 is an abundant number, since it is smaller than the sum of its proper divisors (3105518060).

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

2317723540 is a wasteful number, since it uses less digits than its factorization.

2317723540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174 (or 1150 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 2317723540 is about 48142.7413012595. The cubic root of 2317723540 is about 1323.3880556667.

The spelling of 2317723540 in words is "two billion, three hundred seventeen million, seven hundred twenty-three thousand, five hundred forty".