8505836 has 6 divisors (see below), whose sum is σ = 14885220. Its totient is φ = 4252916.

The previous prime is 8505823. The next prime is 8505841. The reversal of 8505836 is 6385058.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 8505796 and 8505805.

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 as a sum of consecutive naturals, namely, 1063226 + ... + 1063233.

It is an arithmetic number, because the mean of its divisors is an integer number (2480870).

Almost surely, 2^8505836 is an apocalyptic number.

It is an amenable number.

8505836 is a deficient number, since it is larger than the sum of its proper divisors (6379384).

8505836 is a wasteful number, since it uses less digits than its factorization.

8505836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126463 (or 2126461 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 8505836 is about 2916.4766414288. The cubic root of 8505836 is about 204.1294513500.

The spelling of 8505836 in words is "eight million, five hundred five thousand, eight hundred thirty-six".