298066273 has 4 divisors (see below), whose sum is σ = 298574640. Its totient is φ = 297557908.

The previous prime is 298066247. The next prime is 298066291. The reversal of 298066273 is 372660892.

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 a de Polignac number, because none of the positive numbers 2^k-298066273 is a prime.

It is a super-2 number, since 2×298066273² = 177687006200221058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (298066673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253303 + ... + 254476.

It is an arithmetic number, because the mean of its divisors is an integer number (74643660).

Almost surely, 2^298066273 is an apocalyptic number.

It is an amenable number.

298066273 is a deficient number, since it is larger than the sum of its proper divisors (508367).

298066273 is an equidigital number, since it uses as much as digits as its factorization.

298066273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508366.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 298066273 is about 17264.5959408264. The cubic root of 298066273 is about 667.9915146173.

The spelling of 298066273 in words is "two hundred ninety-eight million, sixty-six thousand, two hundred seventy-three".