856454335 has 48 divisors (see below), whose sum is σ = 1199298240. Its totient is φ = 585446400.

The previous prime is 856454309. The next prime is 856454363. The reversal of 856454335 is 533454658.

It is not a de Polignac number, because 856454335 - 2¹¹ = 856452287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 856454291 and 856454300.

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 47 ways as a sum of consecutive naturals, for example, 848311 + ... + 849319.

It is an arithmetic number, because the mean of its divisors is an integer number (24985380).

Almost surely, 2^856454335 is an apocalyptic number.

856454335 is a deficient number, since it is larger than the sum of its proper divisors (342843905).

856454335 is a wasteful number, since it uses less digits than its factorization.

856454335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120 (or 1109 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The square root of 856454335 is about 29265.2410719611. The cubic root of 856454335 is about 949.6598357381.

The spelling of 856454335 in words is "eight hundred fifty-six million, four hundred fifty-four thousand, three hundred thirty-five".