298066247 has 2 divisors, whose sum is σ = 298066248. Its totient is φ = 298066246.

The previous prime is 298066217. The next prime is 298066291. The reversal of 298066247 is 742660892.

It is an a-pointer prime, because the next prime (298066291) can be obtained adding 298066247 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298066247 - 2⁸ = 298065991 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 298066198 and 298066207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298066207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149033123 + 149033124.

It is an arithmetic number, because the mean of its divisors is an integer number (149033124).

Almost surely, 2^298066247 is an apocalyptic number.

298066247 is a deficient number, since it is larger than the sum of its proper divisors (1).

298066247 is an equidigital number, since it uses as much as digits as its factorization.

298066247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 298066247 is about 17264.5951878403. The cubic root of 298066247 is about 667.9914951945.

The spelling of 298066247 in words is "two hundred ninety-eight million, sixty-six thousand, two hundred forty-seven".