856031106 has 32 divisors (see below), whose sum is σ = 2024115840. Its totient is φ = 236146176.

The previous prime is 856031101. The next prime is 856031119. The reversal of 856031106 is 601130658.

It is not an unprimeable number, because it can be changed into a prime (856031101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350191 + ... + 352626.

It is an arithmetic number, because the mean of its divisors is an integer number (63253620).

Almost surely, 2^856031106 is an apocalyptic number.

856031106 is an abundant number, since it is smaller than the sum of its proper divisors (1168084734).

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

856031106 is a wasteful number, since it uses less digits than its factorization.

856031106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702858.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 856031106 is about 29258.0092624225. The cubic root of 856031106 is about 949.5033806925.

The spelling of 856031106 in words is "eight hundred fifty-six million, thirty-one thousand, one hundred six".