439884068 has 24 divisors (see below), whose sum is σ = 829687992. Its totient is φ = 202857984.

The previous prime is 439884059. The next prime is 439884077. The reversal of 439884068 is 860488934.

It is an interprime number because it is at equal distance from previous prime (439884059) and next prime (439884077).

It can be written as a sum of positive squares in 4 ways, for example, as 18731584 + 421152484 = 4328^2 + 20522^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80396 + ... + 85692.

It is an arithmetic number, because the mean of its divisors is an integer number (34570333).

Almost surely, 2^439884068 is an apocalyptic number.

It is an amenable number.

439884068 is a deficient number, since it is larger than the sum of its proper divisors (389803924).

439884068 is a wasteful number, since it uses less digits than its factorization.

439884068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911 (or 6909 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 439884068 is about 20973.4133607289. The cubic root of 439884068 is about 760.5236856959.

The spelling of 439884068 in words is "four hundred thirty-nine million, eight hundred eighty-four thousand, sixty-eight".