2399797248 has 144 divisors (see below), whose sum is σ = 6794746560. Its totient is φ = 750780416.

The previous prime is 2399797237. The next prime is 2399797249. The reversal of 2399797248 is 8427979932.

It is a junction number, because it is equal to n+sod(n) for n = 2399797191 and 2399797200.

It is not an unprimeable number, because it can be changed into a prime (2399797249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6684493 + ... + 6684851.

It is an arithmetic number, because the mean of its divisors is an integer number (47185740).

Almost surely, 2^2399797248 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 2399797248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3397373280).

2399797248 is an abundant number, since it is smaller than the sum of its proper divisors (4394949312).

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

2399797248 is an frugal number, since it uses more digits than its factorization.

2399797248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 381 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 60.

The square root of 2399797248 is about 48987.7254830228. The cubic root of 2399797248 is about 1338.8281966388.

The spelling of 2399797248 in words is "two billion, three hundred ninety-nine million, seven hundred ninety-seven thousand, two hundred forty-eight".