444844849 has 2 divisors, whose sum is σ = 444844850. Its totient is φ = 444844848.

The previous prime is 444844843. The next prime is 444844867. The reversal of 444844849 is 948448444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426629025 + 18215824 = 20655^2 + 4268^2 .

It is a cyclic number.

It is not a de Polignac number, because 444844849 - 2¹³ = 444836657 is a prime.

It is not a weakly prime, because it can be changed into another prime (444844843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222422424 + 222422425.

It is an arithmetic number, because the mean of its divisors is an integer number (222422425).

Almost surely, 2^444844849 is an apocalyptic number.

It is an amenable number.

444844849 is a deficient number, since it is larger than the sum of its proper divisors (1).

444844849 is an equidigital number, since it uses as much as digits as its factorization.

444844849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2359296, while the sum is 49.

The square root of 444844849 is about 21091.3453577528. The cubic root of 444844849 is about 763.3719339802.

The spelling of 444844849 in words is "four hundred forty-four million, eight hundred forty-four thousand, eight hundred forty-nine".