887439 has 12 divisors (see below), whose sum is σ = 1376664. Its totient is φ = 507024.

The previous prime is 887423. The next prime is 887441. The reversal of 887439 is 934788.

It is not a de Polignac number, because 887439 - 2⁴ = 887423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 887397 and 887406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (887449) 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 in 11 ways as a sum of consecutive naturals, for example, 2872 + ... + 3165.

It is an arithmetic number, because the mean of its divisors is an integer number (114722).

2⁸⁸⁷⁴³⁹ is an apocalyptic number.

887439 is a deficient number, since it is larger than the sum of its proper divisors (489225).

887439 is a wasteful number, since it uses less digits than its factorization.

887439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6054 (or 6047 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 887439 is about 942.0398080761. The cubic root of 887439 is about 96.0976653636.

It can be divided in two parts, 887 and 439, that added together give a triangular number (1326 = T₅₁).

The spelling of 887439 in words is "eight hundred eighty-seven thousand, four hundred thirty-nine".