4742272739 has 2 divisors, whose sum is σ = 4742272740. Its totient is φ = 4742272738.

The previous prime is 4742272729. The next prime is 4742272753. The reversal of 4742272739 is 9372722474.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4742272739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4742272693 and 4742272702.

It is not a weakly prime, because it can be changed into another prime (4742272729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371136369 + 2371136370.

It is an arithmetic number, because the mean of its divisors is an integer number (2371136370).

Almost surely, 2^4742272739 is an apocalyptic number.

4742272739 is a deficient number, since it is larger than the sum of its proper divisors (1).

4742272739 is an equidigital number, since it uses as much as digits as its factorization.

4742272739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 47.

The square root of 4742272739 is about 68864.1614992879. The cubic root of 4742272739 is about 1680.0756696595.

The spelling of 4742272739 in words is "four billion, seven hundred forty-two million, two hundred seventy-two thousand, seven hundred thirty-nine".