9255691 has 2 divisors, whose sum is σ = 9255692. Its totient is φ = 9255690.

The previous prime is 9255677. The next prime is 9255737. The reversal of 9255691 is 1965529.

9255691 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9255691 - 2²¹ = 7158539 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9255691.

It is not a weakly prime, because it can be changed into another prime (9255601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4627845 + 4627846.

It is an arithmetic number, because the mean of its divisors is an integer number (4627846).

Almost surely, 2^9255691 is an apocalyptic number.

9255691 is a deficient number, since it is larger than the sum of its proper divisors (1).

9255691 is an equidigital number, since it uses as much as digits as its factorization.

9255691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 37.

The square root of 9255691 is about 3042.3167159255. The cubic root of 9255691 is about 209.9598638336.

The spelling of 9255691 in words is "nine million, two hundred fifty-five thousand, six hundred ninety-one".