298750273 has 2 divisors, whose sum is σ = 298750274. Its totient is φ = 298750272.

The previous prime is 298750259. The next prime is 298750279. The reversal of 298750273 is 372057892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290089024 + 8661249 = 17032^2 + 2943^2 .

It is a cyclic number.

It is not a de Polignac number, because 298750273 - 2²⁵ = 265195841 is a prime.

It is not a weakly prime, because it can be changed into another prime (298750279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149375136 + 149375137.

It is an arithmetic number, because the mean of its divisors is an integer number (149375137).

Almost surely, 2^298750273 is an apocalyptic number.

It is an amenable number.

298750273 is a deficient number, since it is larger than the sum of its proper divisors (1).

298750273 is an equidigital number, since it uses as much as digits as its factorization.

298750273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 298750273 is about 17284.3939147429. The cubic root of 298750273 is about 668.5020913813.

The spelling of 298750273 in words is "two hundred ninety-eight million, seven hundred fifty thousand, two hundred seventy-three".