8864161 has 2 divisors, whose sum is σ = 8864162. Its totient is φ = 8864160.

The previous prime is 8864147. The next prime is 8864179. The reversal of 8864161 is 1614688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5085025 + 3779136 = 2255^2 + 1944^2 .

It is a cyclic number.

It is not a de Polignac number, because 8864161 - 2¹⁵ = 8831393 is a prime.

It is not a weakly prime, because it can be changed into another prime (8864461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4432080 + 4432081.

It is an arithmetic number, because the mean of its divisors is an integer number (4432081).

Almost surely, 2^8864161 is an apocalyptic number.

It is an amenable number.

8864161 is a deficient number, since it is larger than the sum of its proper divisors (1).

8864161 is an equidigital number, since it uses as much as digits as its factorization.

8864161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 34.

The square root of 8864161 is about 2977.2740888269. The cubic root of 8864161 is about 206.9565670814.

It can be divided in two parts, 8864 and 161, that added together give a square (9025 = 95²).

The spelling of 8864161 in words is "eight million, eight hundred sixty-four thousand, one hundred sixty-one".