8670887 has 2 divisors, whose sum is σ = 8670888. Its totient is φ = 8670886.

The previous prime is 8670869. The next prime is 8670919. The reversal of 8670887 is 7880768.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8670887 - 2²² = 4476583 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8679887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4335443 + 4335444.

It is an arithmetic number, because the mean of its divisors is an integer number (4335444).

Almost surely, 2^8670887 is an apocalyptic number.

8670887 is a deficient number, since it is larger than the sum of its proper divisors (1).

8670887 is an equidigital number, since it uses as much as digits as its factorization.

8670887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 44.

The square root of 8670887 is about 2944.6369895116. The cubic root of 8670887 is about 205.4413414470.

The spelling of 8670887 in words is "eight million, six hundred seventy thousand, eight hundred eighty-seven".