855026 has 4 divisors (see below), whose sum is σ = 1282542. Its totient is φ = 427512.

The previous prime is 854999. The next prime is 855031. The reversal of 855026 is 620558.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 765625 + 89401 = 875^2 + 299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 854986 and 855004.

It is an unprimeable number.

855026 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 213755 + ... + 213758.

2⁸⁵⁵⁰²⁶ is an apocalyptic number.

855026 is a deficient number, since it is larger than the sum of its proper divisors (427516).

855026 is a wasteful number, since it uses less digits than its factorization.

855026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427515.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 855026 is about 924.6761595283. The cubic root of 855026 is about 94.9131616435.

The spelling of 855026 in words is "eight hundred fifty-five thousand, twenty-six".