856357846 has 8 divisors (see below), whose sum is σ = 1296321840. Its totient is φ = 424250568.

The previous prime is 856357841. The next prime is 856357861. The reversal of 856357846 is 648753658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 856357793 and 856357802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856357841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1963906 + ... + 1964341.

It is an arithmetic number, because the mean of its divisors is an integer number (162040230).

Almost surely, 2^856357846 is an apocalyptic number.

856357846 is a deficient number, since it is larger than the sum of its proper divisors (439963994).

856357846 is a wasteful number, since it uses less digits than its factorization.

856357846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928358.

The product of its digits is 4838400, while the sum is 52.

The square root of 856357846 is about 29263.5924998965. The cubic root of 856357846 is about 949.6241711905.

The spelling of 856357846 in words is "eight hundred fifty-six million, three hundred fifty-seven thousand, eight hundred forty-six".