2742424439 has 2 divisors, whose sum is σ = 2742424440. Its totient is φ = 2742424438.

The previous prime is 2742424427. The next prime is 2742424457. The reversal of 2742424439 is 9344242472.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2742424439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2742424396 and 2742424405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742424499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371212219 + 1371212220.

It is an arithmetic number, because the mean of its divisors is an integer number (1371212220).

Almost surely, 2^2742424439 is an apocalyptic number.

2742424439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742424439 is an equidigital number, since it uses as much as digits as its factorization.

2742424439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 41.

The square root of 2742424439 is about 52368.1624558281. The cubic root of 2742424439 is about 1399.7319961479.

The spelling of 2742424439 in words is "two billion, seven hundred forty-two million, four hundred twenty-four thousand, four hundred thirty-nine".