6289443928 has 16 divisors (see below), whose sum is σ = 12173117760. Its totient is φ = 3043279200.

The previous prime is 6289443851. The next prime is 6289443943. The reversal of 6289443928 is 8293449826.

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, 12680083 + ... + 12680578.

It is an arithmetic number, because the mean of its divisors is an integer number (760819860).

Almost surely, 2^6289443928 is an apocalyptic number.

It is an amenable number.

6289443928 is a deficient number, since it is larger than the sum of its proper divisors (5883673832).

6289443928 is a wasteful number, since it uses less digits than its factorization.

6289443928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25360698 (or 25360694 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The square root of 6289443928 is about 79306.0144503555. The cubic root of 6289443928 is about 1845.8826306449.

The spelling of 6289443928 in words is "six billion, two hundred eighty-nine million, four hundred forty-three thousand, nine hundred twenty-eight".