298560247 has 2 divisors, whose sum is σ = 298560248. Its totient is φ = 298560246.

The previous prime is 298560211. The next prime is 298560253. The reversal of 298560247 is 742065892.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298560247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298560257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149280123 + 149280124.

It is an arithmetic number, because the mean of its divisors is an integer number (149280124).

Almost surely, 2^298560247 is an apocalyptic number.

298560247 is a deficient number, since it is larger than the sum of its proper divisors (1).

298560247 is an equidigital number, since it uses as much as digits as its factorization.

298560247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 298560247 is about 17278.8960006130. The cubic root of 298560247 is about 668.3603233414.

The spelling of 298560247 in words is "two hundred ninety-eight million, five hundred sixty thousand, two hundred forty-seven".