8662987 has 2 divisors, whose sum is σ = 8662988. Its totient is φ = 8662986.

The previous prime is 8662963. The next prime is 8662991. The reversal of 8662987 is 7892668.

8662987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8662987 - 2⁷ = 8662859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8662187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4331493 + 4331494.

It is an arithmetic number, because the mean of its divisors is an integer number (4331494).

Almost surely, 2^8662987 is an apocalyptic number.

8662987 is a deficient number, since it is larger than the sum of its proper divisors (1).

8662987 is an equidigital number, since it uses as much as digits as its factorization.

8662987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 46.

The square root of 8662987 is about 2943.2952621169. The cubic root of 8662987 is about 205.3789303102.

The spelling of 8662987 in words is "eight million, six hundred sixty-two thousand, nine hundred eighty-seven".