855028 has 12 divisors (see below), whose sum is σ = 1522080. Its totient is φ = 420152.

The previous prime is 854999. The next prime is 855031. The reversal of 855028 is 820558.

It is a junction number, because it is equal to n+sod(n) for n = 854987 and 855005.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1576 + ... + 2047.

It is an arithmetic number, because the mean of its divisors is an integer number (126840).

2⁸⁵⁵⁰²⁸ is an apocalyptic number.

It is an amenable number.

855028 is a deficient number, since it is larger than the sum of its proper divisors (667052).

855028 is a wasteful number, since it uses less digits than its factorization.

855028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686 (or 3684 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 855028 is about 924.6772409874. The cubic root of 855028 is about 94.9132356476.

The spelling of 855028 in words is "eight hundred fifty-five thousand, twenty-eight".