4326728928 has 24 divisors (see below), whose sum is σ = 11357663688. Its totient is φ = 1442242944.

The previous prime is 4326728891. The next prime is 4326728953. The reversal of 4326728928 is 8298276234.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

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, 22534951 + ... + 22535142.

It is an arithmetic number, because the mean of its divisors is an integer number (473235987).

Almost surely, 2^4326728928 is an apocalyptic number.

4326728928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4326728928 is an abundant number, since it is smaller than the sum of its proper divisors (7030934760).

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

4326728928 is a wasteful number, since it uses less digits than its factorization.

4326728928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45070106 (or 45070098 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 4326728928 is about 65777.8756725998. The cubic root of 4326728928 is about 1629.4957387308.

The spelling of 4326728928 in words is "four billion, three hundred twenty-six million, seven hundred twenty-eight thousand, nine hundred twenty-eight".