298265749 has 2 divisors, whose sum is σ = 298265750. Its totient is φ = 298265748.

The previous prime is 298265711. The next prime is 298265753. The reversal of 298265749 is 947562892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287980900 + 10284849 = 16970^2 + 3207^2 .

It is a cyclic number.

It is not a de Polignac number, because 298265749 - 2²³ = 289877141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 298265696 and 298265705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298265549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149132874 + 149132875.

It is an arithmetic number, because the mean of its divisors is an integer number (149132875).

Almost surely, 2^298265749 is an apocalyptic number.

It is an amenable number.

298265749 is a deficient number, since it is larger than the sum of its proper divisors (1).

298265749 is an equidigital number, since it uses as much as digits as its factorization.

298265749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 52.

The square root of 298265749 is about 17270.3719994678. The cubic root of 298265749 is about 668.1404955361.

The spelling of 298265749 in words is "two hundred ninety-eight million, two hundred sixty-five thousand, seven hundred forty-nine".