28183301 has 2 divisors, whose sum is σ = 28183302. Its totient is φ = 28183300.

The previous prime is 28183291. The next prime is 28183313. The reversal of 28183301 is 10338182.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23030401 + 5152900 = 4799^2 + 2270^2 .

It is a cyclic number.

It is not a de Polignac number, because 28183301 - 2²² = 23988997 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 (28183321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14091650 + 14091651.

It is an arithmetic number, because the mean of its divisors is an integer number (14091651).

Almost surely, 2^28183301 is an apocalyptic number.

It is an amenable number.

28183301 is a deficient number, since it is larger than the sum of its proper divisors (1).

28183301 is an equidigital number, since it uses as much as digits as its factorization.

28183301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 28183301 is about 5308.7946842951. The cubic root of 28183301 is about 304.3200871693.

The spelling of 28183301 in words is "twenty-eight million, one hundred eighty-three thousand, three hundred one".