2827987 has 2 divisors, whose sum is σ = 2827988. Its totient is φ = 2827986.

The previous prime is 2827973. The next prime is 2828053. The reversal of 2827987 is 7897282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2827987 - 2¹¹ = 2825939 is a prime.

2827987 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2827907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413993 + 1413994.

It is an arithmetic number, because the mean of its divisors is an integer number (1413994).

2^2827987 is an apocalyptic number.

2827987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2827987 is an equidigital number, since it uses as much as digits as its factorization.

2827987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 43.

The square root of 2827987 is about 1681.6619755468. The cubic root of 2827987 is about 141.4140204444.

The spelling of 2827987 in words is "two million, eight hundred twenty-seven thousand, nine hundred eighty-seven".