1086887 has 4 divisors (see below), whose sum is σ = 1090320. Its totient is φ = 1083456.

The previous prime is 1086881. The next prime is 1086893. The reversal of 1086887 is 7886801.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1086881) and next prime (1086893).

It is a cyclic number.

It is not a de Polignac number, because 1086887 - 2¹⁰ = 1085863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1086887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187 + ... + 1892.

It is an arithmetic number, because the mean of its divisors is an integer number (272580).

2^1086887 is an apocalyptic number.

1086887 is a deficient number, since it is larger than the sum of its proper divisors (3433).

1086887 is an equidigital number, since it uses as much as digits as its factorization.

1086887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432.

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 1086887 is about 1042.5387282974. The cubic root of 1086887 is about 102.8161801358.

The spelling of 1086887 in words is "one million, eighty-six thousand, eight hundred eighty-seven".