444579449 has 2 divisors, whose sum is σ = 444579450. Its totient is φ = 444579448.

The previous prime is 444579419. The next prime is 444579469. The reversal of 444579449 is 944975444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439321600 + 5257849 = 20960^2 + 2293^2 .

It is a cyclic number.

It is not a de Polignac number, because 444579449 - 2²⁸ = 176143993 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 444579397 and 444579406.

It is not a weakly prime, because it can be changed into another prime (444579409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222289724 + 222289725.

It is an arithmetic number, because the mean of its divisors is an integer number (222289725).

Almost surely, 2^444579449 is an apocalyptic number.

It is an amenable number.

444579449 is a deficient number, since it is larger than the sum of its proper divisors (1).

444579449 is an equidigital number, since it uses as much as digits as its factorization.

444579449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 50.

The square root of 444579449 is about 21085.0527388480. The cubic root of 444579449 is about 763.2200913651.

The spelling of 444579449 in words is "four hundred forty-four million, five hundred seventy-nine thousand, four hundred forty-nine".