446402849 has 2 divisors, whose sum is σ = 446402850. Its totient is φ = 446402848.

The previous prime is 446402833. The next prime is 446402861. The reversal of 446402849 is 948204644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229371025 + 217031824 = 15145^2 + 14732^2 .

It is a cyclic number.

It is not a de Polignac number, because 446402849 - 2⁴ = 446402833 is a prime.

It is not a weakly prime, because it can be changed into another prime (446402149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223201424 + 223201425.

It is an arithmetic number, because the mean of its divisors is an integer number (223201425).

Almost surely, 2^446402849 is an apocalyptic number.

It is an amenable number.

446402849 is a deficient number, since it is larger than the sum of its proper divisors (1).

446402849 is an equidigital number, since it uses as much as digits as its factorization.

446402849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 446402849 is about 21128.2476556860. The cubic root of 446402849 is about 764.2620927894.

The spelling of 446402849 in words is "four hundred forty-six million, four hundred two thousand, eight hundred forty-nine".