28635283 has 2 divisors, whose sum is σ = 28635284. Its totient is φ = 28635282.

The previous prime is 28635137. The next prime is 28635301. The reversal of 28635283 is 38253682.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28635283 is a prime.

It is not a weakly prime, because it can be changed into another prime (28632283) 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, 14317641 + 14317642.

It is an arithmetic number, because the mean of its divisors is an integer number (14317642).

Almost surely, 2^28635283 is an apocalyptic number.

28635283 is a deficient number, since it is larger than the sum of its proper divisors (1).

28635283 is an equidigital number, since it uses as much as digits as its factorization.

28635283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 28635283 is about 5351.1945395397. The cubic root of 28635283 is about 305.9382840777.

The spelling of 28635283 in words is "twenty-eight million, six hundred thirty-five thousand, two hundred eighty-three".