298049069 has 2 divisors, whose sum is σ = 298049070. Its totient is φ = 298049068.

The previous prime is 298049047. The next prime is 298049107. The reversal of 298049069 is 960940892.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230644969 + 67404100 = 15187^2 + 8210^2 .

It is a cyclic number.

It is not a de Polignac number, because 298049069 - 2¹² = 298044973 is a prime.

It is a super-2 number, since 2×298049069² = 177666495063533522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298049009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149024534 + 149024535.

It is an arithmetic number, because the mean of its divisors is an integer number (149024535).

Almost surely, 2^298049069 is an apocalyptic number.

It is an amenable number.

298049069 is a deficient number, since it is larger than the sum of its proper divisors (1).

298049069 is an equidigital number, since it uses as much as digits as its factorization.

298049069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 298049069 is about 17264.0976885559. The cubic root of 298049069 is about 667.9786625011.

The spelling of 298049069 in words is "two hundred ninety-eight million, forty-nine thousand, sixty-nine".