856334983 has 8 divisors (see below), whose sum is σ = 980595360. Its totient is φ = 732556320.

The previous prime is 856334977. The next prime is 856335001. The reversal of 856334983 is 389433658.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 856334983 - 2⁵ = 856334951 is a prime.

It is a super-2 number, since 2×856334983² = 1466619206219220578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856334903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116608 + ... + 123733.

It is an arithmetic number, because the mean of its divisors is an integer number (122574420).

Almost surely, 2^856334983 is an apocalyptic number.

856334983 is a deficient number, since it is larger than the sum of its proper divisors (124260377).

856334983 is a wasteful number, since it uses less digits than its factorization.

856334983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240857.

The product of its digits is 1866240, while the sum is 49.

The square root of 856334983 is about 29263.2018583066. The cubic root of 856334983 is about 949.6157201087.

The spelling of 856334983 in words is "eight hundred fifty-six million, three hundred thirty-four thousand, nine hundred eighty-three".