439996416 has 104 divisors (see below), whose sum is σ = 1194444384. Its totient is φ = 144015360.

The previous prime is 439996411. The next prime is 439996421. The reversal of 439996416 is 614699934.

It is an interprime number because it is at equal distance from previous prime (439996411) and next prime (439996421).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439996411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749275 + ... + 749861.

Almost surely, 2^439996416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439996416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (597222192).

439996416 is an abundant number, since it is smaller than the sum of its proper divisors (754447968).

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

439996416 is an equidigital number, since it uses as much as digits as its factorization.

439996416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 653 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 51.

The square root of 439996416 is about 20976.0915329811. The cubic root of 439996416 is about 760.5884270282.

The spelling of 439996416 in words is "four hundred thirty-nine million, nine hundred ninety-six thousand, four hundred sixteen".