5628289 has 2 divisors, whose sum is σ = 5628290. Its totient is φ = 5628288.

The previous prime is 5628283. The next prime is 5628319. The reversal of 5628289 is 9828265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5602689 + 25600 = 2367^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 5628289 - 2³ = 5628281 is a prime.

It is not a weakly prime, because it can be changed into another prime (5628281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2814144 + 2814145.

It is an arithmetic number, because the mean of its divisors is an integer number (2814145).

Almost surely, 2^5628289 is an apocalyptic number.

It is an amenable number.

5628289 is a deficient number, since it is larger than the sum of its proper divisors (1).

5628289 is an equidigital number, since it uses as much as digits as its factorization.

5628289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 5628289 is about 2372.4015258805. The cubic root of 5628289 is about 177.8793210548.

The spelling of 5628289 in words is "five million, six hundred twenty-eight thousand, two hundred eighty-nine".