5250000028 has 24 divisors (see below), whose sum is σ = 11307693152. Its totient is φ = 2076922944.

The previous prime is 5249999999. The next prime is 5250000031. The reversal of 5250000028 is 8200000525.

It is a junction number, because it is equal to n+sod(n) for n = 5249999963 and 5250000008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7211175 + ... + 7211902.

Almost surely, 2^5250000028 is an apocalyptic number.

It is an amenable number.

5250000028 is an abundant number, since it is smaller than the sum of its proper divisors (6057693124).

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

5250000028 is a wasteful number, since it uses less digits than its factorization.

5250000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14423101 (or 14423099 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 5250000028 is about 72456.8839241655. The cubic root of 5250000028 is about 1738.0133255330.

The spelling of 5250000028 in words is "five billion, two hundred fifty million, twenty-eight", and thus it is an aban number.