298369493 has 2 divisors, whose sum is σ = 298369494. Its totient is φ = 298369492.

The previous prime is 298369459. The next prime is 298369529. The reversal of 298369493 is 394963892.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269025604 + 29343889 = 16402^2 + 5417^2 .

It is a cyclic number.

It is not a de Polignac number, because 298369493 - 2¹⁸ = 298107349 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 (298369433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149184746 + 149184747.

It is an arithmetic number, because the mean of its divisors is an integer number (149184747).

Almost surely, 2^298369493 is an apocalyptic number.

It is an amenable number.

298369493 is a deficient number, since it is larger than the sum of its proper divisors (1).

298369493 is an equidigital number, since it uses as much as digits as its factorization.

298369493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 53.

The square root of 298369493 is about 17273.3752636825. The cubic root of 298369493 is about 668.2179516669.

The spelling of 298369493 in words is "two hundred ninety-eight million, three hundred sixty-nine thousand, four hundred ninety-three".