4428528903 has 16 divisors (see below), whose sum is σ = 6565363200. Its totient is φ = 2950291800.

The previous prime is 4428528887. The next prime is 4428528943. The reversal of 4428528903 is 3098258244.

It is not a de Polignac number, because 4428528903 - 2⁴ = 4428528887 is a prime.

It is a super-2 number, since 2×4428528903² = 39223736489412766818, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428528943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17343 + ... + 95696.

It is an arithmetic number, because the mean of its divisors is an integer number (410335200).

Almost surely, 2^4428528903 is an apocalyptic number.

4428528903 is a deficient number, since it is larger than the sum of its proper divisors (2136834297).

4428528903 is a wasteful number, since it uses less digits than its factorization.

4428528903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114499 (or 114493 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 4428528903 is about 66547.1930512475. The cubic root of 4428528903 is about 1642.1764805569.

The spelling of 4428528903 in words is "four billion, four hundred twenty-eight million, five hundred twenty-eight thousand, nine hundred three".