28059259 has 2 divisors, whose sum is σ = 28059260. Its totient is φ = 28059258.

The previous prime is 28059221. The next prime is 28059277. The reversal of 28059259 is 95295082.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28059259 - 2²¹ = 25962107 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (28054259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14029629 + 14029630.

It is an arithmetic number, because the mean of its divisors is an integer number (14029630).

Almost surely, 2^28059259 is an apocalyptic number.

28059259 is a deficient number, since it is larger than the sum of its proper divisors (1).

28059259 is an equidigital number, since it uses as much as digits as its factorization.

28059259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 28059259 is about 5297.0991117781. The cubic root of 28059259 is about 303.8729667471.

The spelling of 28059259 in words is "twenty-eight million, fifty-nine thousand, two hundred fifty-nine".