439228296 has 72 divisors (see below), whose sum is σ = 1288157130. Its totient is φ = 135143424.

The previous prime is 439228289. The next prime is 439228297. The reversal of 439228296 is 692822934.

It can be written as a sum of positive squares in 3 ways, for example, as 140422500 + 298805796 = 11850^2 + 17286^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439228297) 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 17 ways as a sum of consecutive naturals, for example, 5881 + ... + 30216.

Almost surely, 2^439228296 is an apocalyptic number.

It is an amenable number.

439228296 is an abundant number, since it is smaller than the sum of its proper divisors (848928834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

439228296 is a wasteful number, since it uses less digits than its factorization.

439228296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36135 (or 36115 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 439228296 is about 20957.7741184507. The cubic root of 439228296 is about 760.1455722996.

The spelling of 439228296 in words is "four hundred thirty-nine million, two hundred twenty-eight thousand, two hundred ninety-six".