4339998720 has 336 divisors, whose sum is σ = 15370268472. Its totient is φ = 1132462080.

The previous prime is 4339998679. The next prime is 4339998721. The reversal of 4339998720 is 278999334.

It can be written as a sum of positive squares in 4 ways, for example, as 1672482816 + 2667515904 = 40896^2 + 51648^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4339998721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22486944 + ... + 22487136.

Almost surely, 2^4339998720 is an apocalyptic number.

4339998720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4339998720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7685134236).

4339998720 is an abundant number, since it is smaller than the sum of its proper divisors (11030269752).

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

4339998720 is a wasteful number, since it uses less digits than its factorization.

4339998720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The square root of 4339998720 is about 65878.6666531738. Note that the first 4 decimals coincide. The cubic root of 4339998720 is about 1631.1598905613.

The spelling of 4339998720 in words is "four billion, three hundred thirty-nine million, nine hundred ninety-eight thousand, seven hundred twenty".