2912887 has 2 divisors, whose sum is σ = 2912888. Its totient is φ = 2912886.

The previous prime is 2912851. The next prime is 2912891. The reversal of 2912887 is 7882192.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2912887 - 2⁷ = 2912759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2918887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1456443 + 1456444.

It is an arithmetic number, because the mean of its divisors is an integer number (1456444).

2^2912887 is an apocalyptic number.

2912887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2912887 is an equidigital number, since it uses as much as digits as its factorization.

2912887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 37.

The square root of 2912887 is about 1706.7181958367. The cubic root of 2912887 is about 142.8152372801.

The spelling of 2912887 in words is "two million, nine hundred twelve thousand, eight hundred eighty-seven".