8091617 has 2 divisors, whose sum is σ = 8091618. Its totient is φ = 8091616.

The previous prime is 8091583. The next prime is 8091679. The reversal of 8091617 is 7161908.

8091617 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., 7845601 + 246016 = 2801^2 + 496^2 .

It is a cyclic number.

It is not a de Polignac number, because 8091617 - 2⁶ = 8091553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8099617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4045808 + 4045809.

It is an arithmetic number, because the mean of its divisors is an integer number (4045809).

Almost surely, 2^8091617 is an apocalyptic number.

It is an amenable number.

8091617 is a deficient number, since it is larger than the sum of its proper divisors (1).

8091617 is an equidigital number, since it uses as much as digits as its factorization.

8091617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 8091617 is about 2844.5767699255. The cubic root of 8091617 is about 200.7605789319.

It can be divided in two parts, 809 and 1617, that multiplied together give a triangular number (1308153 = T₁₆₁₇).

The spelling of 8091617 in words is "eight million, ninety-one thousand, six hundred seventeen".