8994779 has 2 divisors, whose sum is σ = 8994780. Its totient is φ = 8994778.

The previous prime is 8994767. The next prime is 8994781. The reversal of 8994779 is 9774998.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8994779 is a prime.

Together with 8994781, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8994779.

It is not a weakly prime, because it can be changed into another prime (8991779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497389 + 4497390.

It is an arithmetic number, because the mean of its divisors is an integer number (4497390).

Almost surely, 2^8994779 is an apocalyptic number.

8994779 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994779 is an equidigital number, since it uses as much as digits as its factorization.

8994779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 53.

The square root of 8994779 is about 2999.1297070984. The cubic root of 8994779 is about 207.9681518669.

The spelling of 8994779 in words is "eight million, nine hundred ninety-four thousand, seven hundred seventy-nine".