8486987 has 2 divisors, whose sum is σ = 8486988. Its totient is φ = 8486986.

The previous prime is 8486983. The next prime is 8486993. The reversal of 8486987 is 7896848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8486987 - 2² = 8486983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8486983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243493 + 4243494.

It is an arithmetic number, because the mean of its divisors is an integer number (4243494).

Almost surely, 2^8486987 is an apocalyptic number.

8486987 is a deficient number, since it is larger than the sum of its proper divisors (1).

8486987 is an equidigital number, since it uses as much as digits as its factorization.

8486987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 50.

The square root of 8486987 is about 2913.2433815251. The cubic root of 8486987 is about 203.9785556723.

The spelling of 8486987 in words is "eight million, four hundred eighty-six thousand, nine hundred eighty-seven".