298252919 has 2 divisors, whose sum is σ = 298252920. Its totient is φ = 298252918.

The previous prime is 298252909. The next prime is 298252987. The reversal of 298252919 is 919252892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298252919 - 2²⁴ = 281475703 is a prime.

It is a super-2 number, since 2×298252919² = 177909607384041122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298252909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149126459 + 149126460.

It is an arithmetic number, because the mean of its divisors is an integer number (149126460).

Almost surely, 2^298252919 is an apocalyptic number.

298252919 is a deficient number, since it is larger than the sum of its proper divisors (1).

298252919 is an equidigital number, since it uses as much as digits as its factorization.

298252919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 47.

The square root of 298252919 is about 17270.0005500868. Note that the first 3 decimals coincide. The cubic root of 298252919 is about 668.1309153038.

The spelling of 298252919 in words is "two hundred ninety-eight million, two hundred fifty-two thousand, nine hundred nineteen".