5228521791 has 8 divisors (see below), whose sum is σ = 6976185984. Its totient is φ = 3483269400.

The previous prime is 5228521789. The next prime is 5228521811. The reversal of 5228521791 is 1971258225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5228521791 - 2¹ = 5228521789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5228521591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597885 + ... + 606566.

It is an arithmetic number, because the mean of its divisors is an integer number (872023248).

Almost surely, 2^5228521791 is an apocalyptic number.

5228521791 is a deficient number, since it is larger than the sum of its proper divisors (1747664193).

5228521791 is a wasteful number, since it uses less digits than its factorization.

5228521791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205901.

The product of its digits is 100800, while the sum is 42.

The square root of 5228521791 is about 72308.5181081731. The cubic root of 5228521791 is about 1735.6399614676.

The spelling of 5228521791 in words is "five billion, two hundred twenty-eight million, five hundred twenty-one thousand, seven hundred ninety-one".