28336193 has 2 divisors, whose sum is σ = 28336194. Its totient is φ = 28336192.

The previous prime is 28336177. The next prime is 28336211. The reversal of 28336193 is 39163382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25877569 + 2458624 = 5087^2 + 1568^2 .

It is a cyclic number.

It is not a de Polignac number, because 28336193 - 2⁴ = 28336177 is a prime.

It is not a weakly prime, because it can be changed into another prime (28336493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14168096 + 14168097.

It is an arithmetic number, because the mean of its divisors is an integer number (14168097).

Almost surely, 2^28336193 is an apocalyptic number.

It is an amenable number.

28336193 is a deficient number, since it is larger than the sum of its proper divisors (1).

28336193 is an equidigital number, since it uses as much as digits as its factorization.

28336193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 28336193 is about 5323.1750863559. The cubic root of 28336193 is about 304.8693985320.

The spelling of 28336193 in words is "twenty-eight million, three hundred thirty-six thousand, one hundred ninety-three".