855875422 has 4 divisors (see below), whose sum is σ = 1283813136. Its totient is φ = 427937710.

The previous prime is 855875413. The next prime is 855875437. The reversal of 855875422 is 224578558.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224578558 = 2 ⋅112289279.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213968854 + ... + 213968857.

It is an arithmetic number, because the mean of its divisors is an integer number (320953284).

Almost surely, 2^855875422 is an apocalyptic number.

855875422 is a deficient number, since it is larger than the sum of its proper divisors (427937714).

855875422 is a wasteful number, since it uses less digits than its factorization.

855875422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427937713.

The product of its digits is 896000, while the sum is 46.

The square root of 855875422 is about 29255.3486049987. The cubic root of 855875422 is about 949.4458160216.

The spelling of 855875422 in words is "eight hundred fifty-five million, eight hundred seventy-five thousand, four hundred twenty-two".