28363039 has 2 divisors, whose sum is σ = 28363040. Its totient is φ = 28363038.

The previous prime is 28363033. The next prime is 28363051. The reversal of 28363039 is 93036382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28363039 - 2³ = 28363031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28362995 and 28363013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28363031) 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, 14181519 + 14181520.

It is an arithmetic number, because the mean of its divisors is an integer number (14181520).

Almost surely, 2^28363039 is an apocalyptic number.

28363039 is a deficient number, since it is larger than the sum of its proper divisors (1).

28363039 is an equidigital number, since it uses as much as digits as its factorization.

28363039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 28363039 is about 5325.6961047360. The cubic root of 28363039 is about 304.9656469416.

The spelling of 28363039 in words is "twenty-eight million, three hundred sixty-three thousand, thirty-nine".