8572734739 has 2 divisors, whose sum is σ = 8572734740. Its totient is φ = 8572734738.

The previous prime is 8572734617. The next prime is 8572734757. The reversal of 8572734739 is 9374372758.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8572734739 - 2⁹ = 8572734227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8572734739.

It is not a weakly prime, because it can be changed into another prime (8572734439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4286367369 + 4286367370.

It is an arithmetic number, because the mean of its divisors is an integer number (4286367370).

Almost surely, 2^8572734739 is an apocalyptic number.

8572734739 is a deficient number, since it is larger than the sum of its proper divisors (1).

8572734739 is an equidigital number, since it uses as much as digits as its factorization.

8572734739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 55.

The square root of 8572734739 is about 92589.0638196542. The cubic root of 8572734739 is about 2046.6321651384.

The spelling of 8572734739 in words is "eight billion, five hundred seventy-two million, seven hundred thirty-four thousand, seven hundred thirty-nine".