887851 has 8 divisors (see below), whose sum is σ = 947520. Its totient is φ = 829512.

The previous prime is 887849. The next prime is 887867. The reversal of 887851 is 158788.

887851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 887851 - 2¹ = 887849 is a prime.

It is an Ulam number.

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 887851.

It is not an unprimeable number, because it can be changed into a prime (887651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1296 + ... + 1858.

It is an arithmetic number, because the mean of its divisors is an integer number (118440).

2⁸⁸⁷⁸⁵¹ is an apocalyptic number.

887851 is a deficient number, since it is larger than the sum of its proper divisors (59669).

887851 is a wasteful number, since it uses less digits than its factorization.

887851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its digits is 17920, while the sum is 37.

The square root of 887851 is about 942.2584571125. The cubic root of 887851 is about 96.1125344092.

The spelling of 887851 in words is "eight hundred eighty-seven thousand, eight hundred fifty-one".