4429720384 has 28 divisors (see below), whose sum is σ = 8812872900. Its totient is φ = 2209154048.

The previous prime is 4429720369. The next prime is 4429720409. The reversal of 4429720384 is 4830279244.

It can be written as a sum of positive squares in 2 ways, for example, as 1753934400 + 2675785984 = 41880^2 + 51728^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4429720384.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64069 + ... + 113860.

Almost surely, 2^4429720384 is an apocalyptic number.

It is an amenable number.

4429720384 is a deficient number, since it is larger than the sum of its proper divisors (4383152516).

4429720384 is a wasteful number, since it uses less digits than its factorization.

4429720384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178330 (or 178320 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 4429720384 is about 66556.1445998790. The cubic root of 4429720384 is about 1642.3237413945.

The spelling of 4429720384 in words is "four billion, four hundred twenty-nine million, seven hundred twenty thousand, three hundred eighty-four".