4389039380 has 24 divisors (see below), whose sum is σ = 10054890720. Its totient is φ = 1596014240.

The previous prime is 4389039373. The next prime is 4389039409. The reversal of 4389039380 is 839309834.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9974870 + ... + 9975309.

It is an arithmetic number, because the mean of its divisors is an integer number (418953780).

Almost surely, 2^4389039380 is an apocalyptic number.

It is an amenable number.

4389039380 is an abundant number, since it is smaller than the sum of its proper divisors (5665851340).

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

4389039380 is a wasteful number, since it uses less digits than its factorization.

4389039380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19950199 (or 19950197 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 4389039380 is about 66249.8255092042. The cubic root of 4389039380 is about 1637.2807629879.

The spelling of 4389039380 in words is "four billion, three hundred eighty-nine million, thirty-nine thousand, three hundred eighty".