2392321872 has 80 divisors (see below), whose sum is σ = 6553241280. Its totient is φ = 749438976.

The previous prime is 2392321843. The next prime is 2392321873. The reversal of 2392321872 is 2781232932.

It is a self number, because there is not a number n which added to its sum of digits gives 2392321872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2392321873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699238 + ... + 702650.

It is an arithmetic number, because the mean of its divisors is an integer number (81915516).

Almost surely, 2^2392321872 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 2392321872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3276620640).

2392321872 is an abundant number, since it is smaller than the sum of its proper divisors (4160919408).

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

2392321872 is a wasteful number, since it uses less digits than its factorization.

2392321872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300 (or 4294 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 2392321872 is about 48911.3675130843. The cubic root of 2392321872 is about 1337.4365993413.

The spelling of 2392321872 in words is "two billion, three hundred ninety-two million, three hundred twenty-one thousand, eight hundred seventy-two".