8485778 has 16 divisors (see below), whose sum is σ = 14753664. Its totient is φ = 3585120.

The previous prime is 8485769. The next prime is 8485801. The reversal of 8485778 is 8775848.

It is a happy number.

It is an Ulam number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3275 + ... + 5262.

It is an arithmetic number, because the mean of its divisors is an integer number (922104).

Almost surely, 2^8485778 is an apocalyptic number.

8485778 is a deficient number, since it is larger than the sum of its proper divisors (6267886).

8485778 is a wasteful number, since it uses less digits than its factorization.

8485778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8617.

The product of its digits is 501760, while the sum is 47.

The square root of 8485778 is about 2913.0358734489. The cubic root of 8485778 is about 203.9688694006.

The spelling of 8485778 in words is "eight million, four hundred eighty-five thousand, seven hundred seventy-eight".