2420272739 has 2 divisors, whose sum is σ = 2420272740. Its totient is φ = 2420272738.

The previous prime is 2420272721. The next prime is 2420272781. The reversal of 2420272739 is 9372720242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2420272739 - 2¹⁶ = 2420207203 is a prime.

It is a super-2 number, since 2×2420272739² = 11715440262293124242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2420272039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210136369 + 1210136370.

It is an arithmetic number, because the mean of its divisors is an integer number (1210136370).

Almost surely, 2^2420272739 is an apocalyptic number.

2420272739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420272739 is an equidigital number, since it uses as much as digits as its factorization.

2420272739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 2420272739 is about 49196.2675311857. The cubic root of 2420272739 is about 1342.6251240031.

The spelling of 2420272739 in words is "two billion, four hundred twenty million, two hundred seventy-two thousand, seven hundred thirty-nine".