855317046 has 16 divisors (see below), whose sum is σ = 1713183984. Its totient is φ = 284680704.

The previous prime is 855317033. The next prime is 855317069. The reversal of 855317046 is 640713558.

It is a super-2 number, since 2×855317046² = 1463134498356332232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 855316995 and 855317013.

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 in 7 ways as a sum of consecutive naturals, for example, 101871 + ... + 109946.

It is an arithmetic number, because the mean of its divisors is an integer number (107073999).

Almost surely, 2^855317046 is an apocalyptic number.

855317046 is an abundant number, since it is smaller than the sum of its proper divisors (857866938).

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

855317046 is a wasteful number, since it uses less digits than its factorization.

855317046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212495.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 855317046 is about 29245.8039041501. The cubic root of 855317046 is about 949.2392972241.

The spelling of 855317046 in words is "eight hundred fifty-five million, three hundred seventeen thousand, forty-six".