854887 has 16 divisors (see below), whose sum is σ = 1013760. Its totient is φ = 712800.

The previous prime is 854881. The next prime is 854897. The reversal of 854887 is 788458.

It is a de Polignac number, because none of the positive numbers 2^k-854887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854881) 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 15 ways as a sum of consecutive naturals, for example, 7789 + ... + 7897.

It is an arithmetic number, because the mean of its divisors is an integer number (63360).

2⁸⁵⁴⁸⁸⁷ is an apocalyptic number.

854887 is a deficient number, since it is larger than the sum of its proper divisors (158873).

854887 is a wasteful number, since it uses less digits than its factorization.

854887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174.

The product of its digits is 71680, while the sum is 40.

The square root of 854887 is about 924.6009950243. The cubic root of 854887 is about 94.9080180789.

The spelling of 854887 in words is "eight hundred fifty-four thousand, eight hundred eighty-seven".