8994668239 has 2 divisors, whose sum is σ = 8994668240. Its totient is φ = 8994668238.

The previous prime is 8994668231. The next prime is 8994668257. The reversal of 8994668239 is 9328664998.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8994668239 - 2³ = 8994668231 is a prime.

It is a super-2 number, since 2×8994668239² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8994668231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497334119 + 4497334120.

It is an arithmetic number, because the mean of its divisors is an integer number (4497334120).

Almost surely, 2^8994668239 is an apocalyptic number.

8994668239 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994668239 is an equidigital number, since it uses as much as digits as its factorization.

8994668239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40310784, while the sum is 64.

The square root of 8994668239 is about 94840.2247941241. The cubic root of 8994668239 is about 2079.6729822890.

The spelling of 8994668239 in words is "eight billion, nine hundred ninety-four million, six hundred sixty-eight thousand, two hundred thirty-nine".