446038849 has 2 divisors, whose sum is σ = 446038850. Its totient is φ = 446038848.

The previous prime is 446038837. The next prime is 446038909. The reversal of 446038849 is 948830644.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432348849 + 13690000 = 20793^2 + 3700^2 .

It is a cyclic number.

It is not a de Polignac number, because 446038849 - 2⁷ = 446038721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 446038799 and 446038808.

It is not a weakly prime, because it can be changed into another prime (446038829) 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, 223019424 + 223019425.

It is an arithmetic number, because the mean of its divisors is an integer number (223019425).

Almost surely, 2^446038849 is an apocalyptic number.

It is an amenable number.

446038849 is a deficient number, since it is larger than the sum of its proper divisors (1).

446038849 is an equidigital number, since it uses as much as digits as its factorization.

446038849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 446038849 is about 21119.6318386472. The cubic root of 446038849 is about 764.0543080873.

The spelling of 446038849 in words is "four hundred forty-six million, thirty-eight thousand, eight hundred forty-nine".