298608979 has 2 divisors, whose sum is σ = 298608980. Its totient is φ = 298608978.

The previous prime is 298608967. The next prime is 298609009. The reversal of 298608979 is 979806892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298608979 - 2⁹ = 298608467 is a prime.

It is not a weakly prime, because it can be changed into another prime (298608929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149304489 + 149304490.

It is an arithmetic number, because the mean of its divisors is an integer number (149304490).

Almost surely, 2^298608979 is an apocalyptic number.

298608979 is a deficient number, since it is larger than the sum of its proper divisors (1).

298608979 is an equidigital number, since it uses as much as digits as its factorization.

298608979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The square root of 298608979 is about 17280.3061026129. The cubic root of 298608979 is about 668.3966853640.

The spelling of 298608979 in words is "two hundred ninety-eight million, six hundred eight thousand, nine hundred seventy-nine".