8916749 has 2 divisors, whose sum is σ = 8916750. Its totient is φ = 8916748.

The previous prime is 8916737. The next prime is 8916779. The reversal of 8916749 is 9476198.

8916749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7739524 + 1177225 = 2782^2 + 1085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8916749 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8916779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4458374 + 4458375.

It is an arithmetic number, because the mean of its divisors is an integer number (4458375).

Almost surely, 2^8916749 is an apocalyptic number.

It is an amenable number.

8916749 is a deficient number, since it is larger than the sum of its proper divisors (1).

8916749 is an equidigital number, since it uses as much as digits as its factorization.

8916749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 8916749 is about 2986.0925973586. The cubic root of 8916749 is about 207.3650276250.

The spelling of 8916749 in words is "eight million, nine hundred sixteen thousand, seven hundred forty-nine".