4428187929 has 12 divisors (see below), whose sum is σ = 6977750832. Its totient is φ = 2683750200.

The previous prime is 4428187909. The next prime is 4428187943. The reversal of 4428187929 is 9297818244.

4428187929 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4428187929 - 2⁷ = 4428187801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4428187909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22364487 + ... + 22364684.

It is an arithmetic number, because the mean of its divisors is an integer number (581479236).

Almost surely, 2^4428187929 is an apocalyptic number.

It is an amenable number.

4428187929 is a deficient number, since it is larger than the sum of its proper divisors (2549562903).

4428187929 is a wasteful number, since it uses less digits than its factorization.

4428187929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44729188 (or 44729185 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 4428187929 is about 66544.6311057474. The cubic root of 4428187929 is about 1642.1343330878.

The spelling of 4428187929 in words is "four billion, four hundred twenty-eight million, one hundred eighty-seven thousand, nine hundred twenty-nine".