439228735 has 16 divisors (see below), whose sum is σ = 577042560. Its totient is φ = 318299040.

The previous prime is 439228733. The next prime is 439228753. The reversal of 439228735 is 537822934.

It is not a de Polignac number, because 439228735 - 2¹ = 439228733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 439228691 and 439228700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439228733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1456 + ... + 29674.

It is an arithmetic number, because the mean of its divisors is an integer number (36065160).

Almost surely, 2^439228735 is an apocalyptic number.

439228735 is a deficient number, since it is larger than the sum of its proper divisors (137813825).

439228735 is a wasteful number, since it uses less digits than its factorization.

439228735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28518.

The product of its digits is 362880, while the sum is 43.

The square root of 439228735 is about 20957.7845918885. The cubic root of 439228735 is about 760.1458255497.

The spelling of 439228735 in words is "four hundred thirty-nine million, two hundred twenty-eight thousand, seven hundred thirty-five".