2885917 has 2 divisors, whose sum is σ = 2885918. Its totient is φ = 2885916.

The previous prime is 2885893. The next prime is 2885923. The reversal of 2885917 is 7195882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2013561 + 872356 = 1419^2 + 934^2 .

It is a cyclic number.

It is not a de Polignac number, because 2885917 - 2⁷ = 2885789 is a prime.

It is a Chen prime.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 2885917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2885947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442958 + 1442959.

It is an arithmetic number, because the mean of its divisors is an integer number (1442959).

2^2885917 is an apocalyptic number.

It is an amenable number.

2885917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2885917 is an equidigital number, since it uses as much as digits as its factorization.

2885917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 40.

The square root of 2885917 is about 1698.7986931947. The cubic root of 2885917 is about 142.3731013505.

The spelling of 2885917 in words is "two million, eight hundred eighty-five thousand, nine hundred seventeen".