439896853 has 16 divisors (see below), whose sum is σ = 497540160. Its totient is φ = 385257600.

The previous prime is 439896841. The next prime is 439896889. The reversal of 439896853 is 358698934.

It is a cyclic number.

It is not a de Polignac number, because 439896853 - 2²⁵ = 406342421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 439896794 and 439896803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439896053) 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 15 ways as a sum of consecutive naturals, for example, 173233 + ... + 175753.

It is an arithmetic number, because the mean of its divisors is an integer number (31096260).

Almost surely, 2^439896853 is an apocalyptic number.

It is an amenable number.

439896853 is a deficient number, since it is larger than the sum of its proper divisors (57643307).

439896853 is a wasteful number, since it uses less digits than its factorization.

439896853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108.

The product of its digits is 5598720, while the sum is 55.

The square root of 439896853 is about 20973.7181491504. The cubic root of 439896853 is about 760.5310536987.

The spelling of 439896853 in words is "four hundred thirty-nine million, eight hundred ninety-six thousand, eight hundred fifty-three".