298849223 has 2 divisors, whose sum is σ = 298849224. Its totient is φ = 298849222.

The previous prime is 298849211. The next prime is 298849249. The reversal of 298849223 is 322948892.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298849223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298849723) 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, 149424611 + 149424612.

It is an arithmetic number, because the mean of its divisors is an integer number (149424612).

Almost surely, 2^298849223 is an apocalyptic number.

298849223 is a deficient number, since it is larger than the sum of its proper divisors (1).

298849223 is an equidigital number, since it uses as much as digits as its factorization.

298849223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 47.

The square root of 298849223 is about 17287.2560864933. The cubic root of 298849223 is about 668.5758887813.

The spelling of 298849223 in words is "two hundred ninety-eight million, eight hundred forty-nine thousand, two hundred twenty-three".