887671 has 2 divisors, whose sum is σ = 887672. Its totient is φ = 887670.

The previous prime is 887669. The next prime is 887681. The reversal of 887671 is 176788.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 887671 - 2¹ = 887669 is a prime.

Together with 887669, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 887671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (887641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443835 + 443836.

It is an arithmetic number, because the mean of its divisors is an integer number (443836).

2⁸⁸⁷⁶⁷¹ is an apocalyptic number.

887671 is a deficient number, since it is larger than the sum of its proper divisors (1).

887671 is an equidigital number, since it uses as much as digits as its factorization.

887671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 37.

The square root of 887671 is about 942.1629370762. The cubic root of 887671 is about 96.1060387902.

The spelling of 887671 in words is "eight hundred eighty-seven thousand, six hundred seventy-one".