8855047 has 2 divisors, whose sum is σ = 8855048. Its totient is φ = 8855046.

The previous prime is 8855039. The next prime is 8855053. The reversal of 8855047 is 7405588.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8855047 - 2³ = 8855039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8854997 and 8855015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8855027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4427523 + 4427524.

It is an arithmetic number, because the mean of its divisors is an integer number (4427524).

Almost surely, 2^8855047 is an apocalyptic number.

8855047 is a deficient number, since it is larger than the sum of its proper divisors (1).

8855047 is an equidigital number, since it uses as much as digits as its factorization.

8855047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44800, while the sum is 37.

The square root of 8855047 is about 2975.7431004709. The cubic root of 8855047 is about 206.8856128581.

The spelling of 8855047 in words is "eight million, eight hundred fifty-five thousand, forty-seven".