298344647 has 2 divisors, whose sum is σ = 298344648. Its totient is φ = 298344646.

The previous prime is 298344623. The next prime is 298344689. The reversal of 298344647 is 746443892.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298344647 - 2²⁰ = 297296071 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298344947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149172323 + 149172324.

It is an arithmetic number, because the mean of its divisors is an integer number (149172324).

Almost surely, 2^298344647 is an apocalyptic number.

298344647 is a deficient number, since it is larger than the sum of its proper divisors (1).

298344647 is an equidigital number, since it uses as much as digits as its factorization.

298344647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 47.

The square root of 298344647 is about 17272.6560493747. The cubic root of 298344647 is about 668.1994030725.

The spelling of 298344647 in words is "two hundred ninety-eight million, three hundred forty-four thousand, six hundred forty-seven".