4689263728 has 40 divisors (see below), whose sum is σ = 9230275296. Its totient is φ = 2307379200.

The previous prime is 4689263723. The next prime is 4689263753. The reversal of 4689263728 is 8273629864.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4689263723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670168 + ... + 677128.

Almost surely, 2^4689263728 is an apocalyptic number.

It is an amenable number.

4689263728 is a deficient number, since it is larger than the sum of its proper divisors (4541011568).

4689263728 is a wasteful number, since it uses less digits than its factorization.

4689263728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7633 (or 7627 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 55.

The square root of 4689263728 is about 68478.1989249133. The cubic root of 4689263728 is about 1673.7922506872.

The spelling of 4689263728 in words is "four billion, six hundred eighty-nine million, two hundred sixty-three thousand, seven hundred twenty-eight".