298986427 has 2 divisors, whose sum is σ = 298986428. Its totient is φ = 298986426.

The previous prime is 298986419. The next prime is 298986461. The reversal of 298986427 is 724689892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298986427 - 2³ = 298986419 is a prime.

It is not a weakly prime, because it can be changed into another prime (298986487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149493213 + 149493214.

It is an arithmetic number, because the mean of its divisors is an integer number (149493214).

Almost surely, 2^298986427 is an apocalyptic number.

298986427 is a deficient number, since it is larger than the sum of its proper divisors (1).

298986427 is an equidigital number, since it uses as much as digits as its factorization.

298986427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 55.

The square root of 298986427 is about 17291.2239879079. The cubic root of 298986427 is about 668.6781892555.

The spelling of 298986427 in words is "two hundred ninety-eight million, nine hundred eighty-six thousand, four hundred twenty-seven".