4086887 has 4 divisors (see below), whose sum is σ = 4670736. Its totient is φ = 3503040.

The previous prime is 4086877. The next prime is 4086889. The reversal of 4086887 is 7886804.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4086887 - 2⁸ = 4086631 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086889) 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, 291914 + ... + 291927.

It is an arithmetic number, because the mean of its divisors is an integer number (1167684).

Almost surely, 2^4086887 is an apocalyptic number.

4086887 is a deficient number, since it is larger than the sum of its proper divisors (583849).

4086887 is an equidigital number, since it uses as much as digits as its factorization.

4086887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583848.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 4086887 is about 2021.6050553953. The cubic root of 4086887 is about 159.8812530374.

The spelling of 4086887 in words is "four million, eighty-six thousand, eight hundred eighty-seven".