2399331722 has 8 divisors (see below), whose sum is σ = 3605302272. Its totient is φ = 1197564300.

The previous prime is 2399331721. The next prime is 2399331757. The reversal of 2399331722 is 2271339932.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2399331722.

It is not an unprimeable number, because it can be changed into a prime (2399331721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049354 + ... + 1051637.

It is an arithmetic number, because the mean of its divisors is an integer number (450662784).

Almost surely, 2^2399331722 is an apocalyptic number.

2399331722 is a deficient number, since it is larger than the sum of its proper divisors (1205970550).

2399331722 is a wasteful number, since it uses less digits than its factorization.

2399331722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101564.

The product of its digits is 122472, while the sum is 41.

The square root of 2399331722 is about 48982.9737970246. The cubic root of 2399331722 is about 1338.7416199303.

The spelling of 2399331722 in words is "two billion, three hundred ninety-nine million, three hundred thirty-one thousand, seven hundred twenty-two".