8445164 has 24 divisors (see below), whose sum is σ = 18190368. Its totient is φ = 3340800.

The previous prime is 8445161. The next prime is 8445251. The reversal of 8445164 is 4615448.

It is a self number, because there is not a number n which added to its sum of digits gives 8445164.

It is not an unprimeable number, because it can be changed into a prime (8445161) 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 in 7 ways as a sum of consecutive naturals, for example, 11237 + ... + 11964.

It is an arithmetic number, because the mean of its divisors is an integer number (757932).

Almost surely, 2^8445164 is an apocalyptic number.

It is an amenable number.

8445164 is an abundant number, since it is smaller than the sum of its proper divisors (9745204).

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

8445164 is a wasteful number, since it uses less digits than its factorization.

8445164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23225 (or 23223 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 8445164 is about 2906.0564344142. The cubic root of 8445164 is about 203.6429419885.

The spelling of 8445164 in words is "eight million, four hundred forty-five thousand, one hundred sixty-four".