2724247439 has 2 divisors, whose sum is σ = 2724247440. Its totient is φ = 2724247438.

The previous prime is 2724247423. The next prime is 2724247441. The reversal of 2724247439 is 9347424272.

2724247439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2724247439 - 2⁴ = 2724247423 is a prime.

Together with 2724247441, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2724247439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2724247459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362123719 + 1362123720.

It is an arithmetic number, because the mean of its divisors is an integer number (1362123720).

Almost surely, 2^2724247439 is an apocalyptic number.

2724247439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2724247439 is an equidigital number, since it uses as much as digits as its factorization.

2724247439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 44.

The square root of 2724247439 is about 52194.3238197412. The cubic root of 2724247439 is about 1396.6326279876.

The spelling of 2724247439 in words is "two billion, seven hundred twenty-four million, two hundred forty-seven thousand, four hundred thirty-nine".