298667266 has 4 divisors (see below), whose sum is σ = 448000902. Its totient is φ = 149333632.

The previous prime is 298667233. The next prime is 298667267. The reversal of 298667266 is 662766892.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 282946041 + 15721225 = 16821^2 + 3965^2 .

It is not an unprimeable number, because it can be changed into a prime (298667267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74666815 + ... + 74666818.

Almost surely, 2^298667266 is an apocalyptic number.

298667266 is a deficient number, since it is larger than the sum of its proper divisors (149333636).

298667266 is a wasteful number, since it uses less digits than its factorization.

298667266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149333635.

The product of its digits is 2612736, while the sum is 52.

The square root of 298667266 is about 17281.9925355845. The cubic root of 298667266 is about 668.4401717802.

The spelling of 298667266 in words is "two hundred ninety-eight million, six hundred sixty-seven thousand, two hundred sixty-six".