8634032749 has 2 divisors, whose sum is σ = 8634032750. Its totient is φ = 8634032748.

The previous prime is 8634032717. The next prime is 8634032761. The reversal of 8634032749 is 9472304368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7959851524 + 674181225 = 89218^2 + 25965^2 .

It is a cyclic number.

It is not a de Polignac number, because 8634032749 - 2⁵ = 8634032717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8634032699 and 8634032708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8634032779) 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, 4317016374 + 4317016375.

It is an arithmetic number, because the mean of its divisors is an integer number (4317016375).

Almost surely, 2^8634032749 is an apocalyptic number.

It is an amenable number.

8634032749 is a deficient number, since it is larger than the sum of its proper divisors (1).

8634032749 is an equidigital number, since it uses as much as digits as its factorization.

8634032749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 8634032749 is about 92919.4960651423. The cubic root of 8634032749 is about 2051.4986264893.

The spelling of 8634032749 in words is "eight billion, six hundred thirty-four million, thirty-two thousand, seven hundred forty-nine".