439312968 has 48 divisors (see below), whose sum is σ = 1198517580. Its totient is φ = 145365504.

The previous prime is 439312961. The next prime is 439312981. The reversal of 439312968 is 869213934.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 367028964 + 72284004 = 19158^2 + 8502^2 .

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

It is not an unprimeable number, because it can be changed into a prime (439312961) 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 11 ways as a sum of consecutive naturals, for example, 12405 + ... + 32132.

Almost surely, 2^439312968 is an apocalyptic number.

It is an amenable number.

439312968 is an abundant number, since it is smaller than the sum of its proper divisors (759204612).

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

439312968 is a wasteful number, since it uses less digits than its factorization.

439312968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44686 (or 44679 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 439312968 is about 20959.7940829580. The cubic root of 439312968 is about 760.1944147134.

The spelling of 439312968 in words is "four hundred thirty-nine million, three hundred twelve thousand, nine hundred sixty-eight".