8164456 has 8 divisors (see below), whose sum is σ = 15308370. Its totient is φ = 4082224.

The previous prime is 8164451. The next prime is 8164469. The reversal of 8164456 is 6544618.

8164456 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5712100 + 2452356 = 2390^2 + 1566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (8164451) 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, 510271 + ... + 510286.

Almost surely, 2^8164456 is an apocalyptic number.

It is an amenable number.

8164456 is a deficient number, since it is larger than the sum of its proper divisors (7143914).

8164456 is a wasteful number, since it uses less digits than its factorization.

8164456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020563 (or 1020559 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 8164456 is about 2857.3512209737. The cubic root of 8164456 is about 201.3611815735.

The spelling of 8164456 in words is "eight million, one hundred sixty-four thousand, four hundred fifty-six".