4247225928 has 384 divisors, whose sum is σ = 13837824000. Its totient is φ = 1208390400.

The previous prime is 4247225891. The next prime is 4247225953. The reversal of 4247225928 is 8295227424.

4247225928 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4247225928² = 36077856166950922368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28504798 + ... + 28504946.

It is an arithmetic number, because the mean of its divisors is an integer number (36036000).

Almost surely, 2^4247225928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4247225928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6918912000).

4247225928 is an abundant number, since it is smaller than the sum of its proper divisors (9590598072).

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

4247225928 is a wasteful number, since it uses less digits than its factorization.

4247225928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 239 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 4247225928 is about 65170.7444180286. The cubic root of 4247225928 is about 1619.4533958380.

The spelling of 4247225928 in words is "four billion, two hundred forty-seven million, two hundred twenty-five thousand, nine hundred twenty-eight".