2399023008 has 120 divisors (see below), whose sum is σ = 7092439200. Its totient is φ = 795484800.

The previous prime is 2399022959. The next prime is 2399023031. The reversal of 2399023008 is 8003209932.

It is a super-2 number, since 2×2399023008² = 11510622785826736128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 513483 + ... + 518133.

It is an arithmetic number, because the mean of its divisors is an integer number (59103660).

Almost surely, 2^2399023008 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 2399023008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3546219600).

2399023008 is an abundant number, since it is smaller than the sum of its proper divisors (4693416192).

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

2399023008 is a wasteful number, since it uses less digits than its factorization.

2399023008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872 (or 4855 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 2399023008 is about 48979.8224578244. The cubic root of 2399023008 is about 1338.6842003298.

The spelling of 2399023008 in words is "two billion, three hundred ninety-nine million, twenty-three thousand, eight".