283885233 has 4 divisors (see below), whose sum is σ = 378513648. Its totient is φ = 189256820.

The previous prime is 283885219. The next prime is 283885249. The reversal of 283885233 is 332588382.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 283885233 - 2⁸ = 283884977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (283885933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47314203 + ... + 47314208.

It is an arithmetic number, because the mean of its divisors is an integer number (94628412).

Almost surely, 2^283885233 is an apocalyptic number.

It is an amenable number.

283885233 is a deficient number, since it is larger than the sum of its proper divisors (94628415).

283885233 is an equidigital number, since it uses as much as digits as its factorization.

283885233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94628414.

The product of its digits is 276480, while the sum is 42.

The square root of 283885233 is about 16848.8941180126. The cubic root of 283885233 is about 657.2252910338.

The spelling of 283885233 in words is "two hundred eighty-three million, eight hundred eighty-five thousand, two hundred thirty-three".