855626 has 4 divisors (see below), whose sum is σ = 1283442. Its totient is φ = 427812.

The previous prime is 855619. The next prime is 855641. The reversal of 855626 is 626558.

It is a happy number.

It is a Cunningham number, because it is equal to 925²+1.

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., 855625 + 1 = 925^2 + 1^2 .

It is a d-powerful number, because it can be written as 8⁴ + 5² + 6⁶ + 5⁴ + 2¹⁹ + 6⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 855592 and 855601.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 855626.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213905 + ... + 213908.

2⁸⁵⁵⁶²⁶ is an apocalyptic number.

855626 is a deficient number, since it is larger than the sum of its proper divisors (427816).

855626 is a wasteful number, since it uses less digits than its factorization.

855626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427815.

The product of its digits is 14400, while the sum is 32.

The square root of 855626 is about 925.0005405404. Note that the first 3 decimals coincide. The cubic root of 855626 is about 94.9353576865.

The spelling of 855626 in words is "eight hundred fifty-five thousand, six hundred twenty-six".