28014659 has 2 divisors, whose sum is σ = 28014660. Its totient is φ = 28014658.

The previous prime is 28014653. The next prime is 28014689. The reversal of 28014659 is 95641082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28014659 - 2¹⁶ = 27949123 is a prime.

It is a super-2 number, since 2×28014659² = 1569642237772562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28014653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14007329 + 14007330.

It is an arithmetic number, because the mean of its divisors is an integer number (14007330).

Almost surely, 2^28014659 is an apocalyptic number.

28014659 is a deficient number, since it is larger than the sum of its proper divisors (1).

28014659 is an equidigital number, since it uses as much as digits as its factorization.

28014659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 28014659 is about 5292.8875861858. The cubic root of 28014659 is about 303.7118800351.

The spelling of 28014659 in words is "twenty-eight million, fourteen thousand, six hundred fifty-nine".