855042 has 16 divisors (see below), whose sum is σ = 1765632. Its totient is φ = 275760.

The previous prime is 855031. The next prime is 855059. The reversal of 855042 is 240558.

It is a d-powerful number, because it can be written as 8² + 5⁸ + 0 + 5⁸ + 4⁸ + 2¹³ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2113 + ... + 2484.

It is an arithmetic number, because the mean of its divisors is an integer number (110352).

2⁸⁵⁵⁰⁴² is an apocalyptic number.

855042 is an abundant number, since it is smaller than the sum of its proper divisors (910590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

855042 is a wasteful number, since it uses less digits than its factorization.

855042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 855042 is about 924.6848111654. The cubic root of 855042 is about 94.9137536727.

The spelling of 855042 in words is "eight hundred fifty-five thousand, forty-two".