5250728228 has 12 divisors (see below), whose sum is σ = 9192583680. Its totient is φ = 2624275752.

The previous prime is 5250728207. The next prime is 5250728257. The reversal of 5250728228 is 8228270525.

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, 261188 + ... + 280571.

It is an arithmetic number, because the mean of its divisors is an integer number (766048640).

Almost surely, 2^5250728228 is an apocalyptic number.

It is an amenable number.

5250728228 is a deficient number, since it is larger than the sum of its proper divisors (3941855452).

5250728228 is a wasteful number, since it uses less digits than its factorization.

5250728228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544186 (or 544184 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 41.

The square root of 5250728228 is about 72461.9088073175. The cubic root of 5250728228 is about 1738.0936787258.

The spelling of 5250728228 in words is "five billion, two hundred fifty million, seven hundred twenty-eight thousand, two hundred twenty-eight".