5247889 has 2 divisors, whose sum is σ = 5247890. Its totient is φ = 5247888.

The previous prime is 5247881. The next prime is 5247899. The reversal of 5247889 is 9887425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3240000 + 2007889 = 1800^2 + 1417^2 .

It is a cyclic number.

It is not a de Polignac number, because 5247889 - 2³ = 5247881 is a prime.

It is not a weakly prime, because it can be changed into another prime (5247881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623944 + 2623945.

It is an arithmetic number, because the mean of its divisors is an integer number (2623945).

Almost surely, 2^5247889 is an apocalyptic number.

It is an amenable number.

5247889 is a deficient number, since it is larger than the sum of its proper divisors (1).

5247889 is an equidigital number, since it uses as much as digits as its factorization.

5247889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The square root of 5247889 is about 2290.8271431952. The cubic root of 5247889 is about 173.7780342253.

The spelling of 5247889 in words is "five million, two hundred forty-seven thousand, eight hundred eighty-nine".