2239712748 has 192 divisors, whose sum is σ = 7180938240. Its totient is φ = 587865600.

The previous prime is 2239712731. The next prime is 2239712759. The reversal of 2239712748 is 8472179322.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2761263 + ... + 2762073.

It is an arithmetic number, because the mean of its divisors is an integer number (37400720).

Almost surely, 2^2239712748 is an apocalyptic number.

2239712748 is a gapful number since it is divisible by the number (28) 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 2239712748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3590469120).

2239712748 is an abundant number, since it is smaller than the sum of its proper divisors (4941225492).

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

2239712748 is a wasteful number, since it uses less digits than its factorization.

2239712748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1117 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 2239712748 is about 47325.6035143769. The cubic root of 2239712748 is about 1308.3705919024.

The spelling of 2239712748 in words is "two billion, two hundred thirty-nine million, seven hundred twelve thousand, seven hundred forty-eight".