2398918267 has 2 divisors, whose sum is σ = 2398918268. Its totient is φ = 2398918266.

The previous prime is 2398918261. The next prime is 2398918289. The reversal of 2398918267 is 7628198932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2398918267 - 2³ = 2398918259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2398918261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1199459133 + 1199459134.

It is an arithmetic number, because the mean of its divisors is an integer number (1199459134).

Almost surely, 2^2398918267 is an apocalyptic number.

2398918267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2398918267 is an equidigital number, since it uses as much as digits as its factorization.

2398918267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 55.

The square root of 2398918267 is about 48978.7532201464. The cubic root of 2398918267 is about 1338.6647177929.

The spelling of 2398918267 in words is "two billion, three hundred ninety-eight million, nine hundred eighteen thousand, two hundred sixty-seven".