2892689 has 2 divisors, whose sum is σ = 2892690. Its totient is φ = 2892688.

The previous prime is 2892683. The next prime is 2892749. The reversal of 2892689 is 9862982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2739025 + 153664 = 1655^2 + 392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2892689 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2892683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1446344 + 1446345.

It is an arithmetic number, because the mean of its divisors is an integer number (1446345).

2^2892689 is an apocalyptic number.

It is an amenable number.

2892689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2892689 is an equidigital number, since it uses as much as digits as its factorization.

2892689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 44.

The square root of 2892689 is about 1700.7906984694. The cubic root of 2892689 is about 142.4843770705.

The spelling of 2892689 in words is "two million, eight hundred ninety-two thousand, six hundred eighty-nine".