8449836 has 12 divisors (see below), whose sum is σ = 19716312. Its totient is φ = 2816608.

The previous prime is 8449829. The next prime is 8449841. The reversal of 8449836 is 6389448.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 352065 + ... + 352088.

It is an arithmetic number, because the mean of its divisors is an integer number (1643026).

Almost surely, 2^8449836 is an apocalyptic number.

It is an amenable number.

8449836 is an abundant number, since it is smaller than the sum of its proper divisors (11266476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8449836 is a wasteful number, since it uses less digits than its factorization.

8449836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704160 (or 704158 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 8449836 is about 2906.8601617553. The cubic root of 8449836 is about 203.6804879115.

The spelling of 8449836 in words is "eight million, four hundred forty-nine thousand, eight hundred thirty-six".