298479791 has 2 divisors, whose sum is σ = 298479792. Its totient is φ = 298479790.

The previous prime is 298479787. The next prime is 298479821. The reversal of 298479791 is 197974892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298479791 - 2² = 298479787 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 (298479091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149239895 + 149239896.

It is an arithmetic number, because the mean of its divisors is an integer number (149239896).

Almost surely, 2^298479791 is an apocalyptic number.

298479791 is a deficient number, since it is larger than the sum of its proper divisors (1).

298479791 is an equidigital number, since it uses as much as digits as its factorization.

298479791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 56.

The square root of 298479791 is about 17276.5676857413. The cubic root of 298479791 is about 668.3002813792.

The spelling of 298479791 in words is "two hundred ninety-eight million, four hundred seventy-nine thousand, seven hundred ninety-one".