28973359 has 2 divisors, whose sum is σ = 28973360. Its totient is φ = 28973358.

The previous prime is 28973333. The next prime is 28973377. The reversal of 28973359 is 95337982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28973359 - 2¹¹ = 28971311 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28973159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14486679 + 14486680.

It is an arithmetic number, because the mean of its divisors is an integer number (14486680).

Almost surely, 2^28973359 is an apocalyptic number.

28973359 is a deficient number, since it is larger than the sum of its proper divisors (1).

28973359 is an equidigital number, since it uses as much as digits as its factorization.

28973359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 46.

The square root of 28973359 is about 5382.6906840353. The cubic root of 28973359 is about 307.1375737534.

The spelling of 28973359 in words is "twenty-eight million, nine hundred seventy-three thousand, three hundred fifty-nine".