446444161 has 2 divisors, whose sum is σ = 446444162. Its totient is φ = 446444160.

The previous prime is 446444137. The next prime is 446444171. The reversal of 446444161 is 161444644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225000000 + 221444161 = 15000^2 + 14881^2 .

It is a cyclic number.

It is not a de Polignac number, because 446444161 - 2¹⁷ = 446313089 is a prime.

It is not a weakly prime, because it can be changed into another prime (446444111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223222080 + 223222081.

It is an arithmetic number, because the mean of its divisors is an integer number (223222081).

Almost surely, 2^446444161 is an apocalyptic number.

It is an amenable number.

446444161 is a deficient number, since it is larger than the sum of its proper divisors (1).

446444161 is an equidigital number, since it uses as much as digits as its factorization.

446444161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 34.

The square root of 446444161 is about 21129.2252815857. The cubic root of 446444161 is about 764.2856680733.

The spelling of 446444161 in words is "four hundred forty-six million, four hundred forty-four thousand, one hundred sixty-one".