298671233 has 4 divisors (see below), whose sum is σ = 341338560. Its totient is φ = 256003908.

The previous prime is 298671211. The next prime is 298671239. The reversal of 298671233 is 332176892.

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 298671233 - 2¹⁰ = 298670209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (298671239) 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 in 3 ways as a sum of consecutive naturals, for example, 21333653 + ... + 21333666.

It is an arithmetic number, because the mean of its divisors is an integer number (85334640).

Almost surely, 2^298671233 is an apocalyptic number.

It is an amenable number.

298671233 is a deficient number, since it is larger than the sum of its proper divisors (42667327).

298671233 is an equidigital number, since it uses as much as digits as its factorization.

298671233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42667326.

The product of its digits is 108864, while the sum is 41.

The square root of 298671233 is about 17282.1073078488. The cubic root of 298671233 is about 668.4431312502.

The spelling of 298671233 in words is "two hundred ninety-eight million, six hundred seventy-one thousand, two hundred thirty-three".