856325822 has 16 divisors (see below), whose sum is σ = 1433849472. Its totient is φ = 380186520.

The previous prime is 856325809. The next prime is 856325867. The reversal of 856325822 is 228523658.

It is a self number, because there is not a number n which added to its sum of digits gives 856325822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451658 + ... + 453549.

It is an arithmetic number, because the mean of its divisors is an integer number (89615592).

Almost surely, 2^856325822 is an apocalyptic number.

856325822 is a deficient number, since it is larger than the sum of its proper divisors (577523650).

856325822 is a wasteful number, since it uses less digits than its factorization.

856325822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905263.

The product of its digits is 230400, while the sum is 41.

The square root of 856325822 is about 29263.0453302454. The cubic root of 856325822 is about 949.6123337934.

The spelling of 856325822 in words is "eight hundred fifty-six million, three hundred twenty-five thousand, eight hundred twenty-two".