28673759 has 2 divisors, whose sum is σ = 28673760. Its totient is φ = 28673758.

The previous prime is 28673707. The next prime is 28673773. The reversal of 28673759 is 95737682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28673759 - 2⁸ = 28673503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28676759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14336879 + 14336880.

It is an arithmetic number, because the mean of its divisors is an integer number (14336880).

Almost surely, 2^28673759 is an apocalyptic number.

28673759 is a deficient number, since it is larger than the sum of its proper divisors (1).

28673759 is an equidigital number, since it uses as much as digits as its factorization.

28673759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The square root of 28673759 is about 5354.7884178556. The cubic root of 28673759 is about 306.0752481296.

The spelling of 28673759 in words is "twenty-eight million, six hundred seventy-three thousand, seven hundred fifty-nine".