444030469 has 2 divisors, whose sum is σ = 444030470. Its totient is φ = 444030468.

The previous prime is 444030439. The next prime is 444030487. The reversal of 444030469 is 964030444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299117025 + 144913444 = 17295^2 + 12038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444030469 is a prime.

It is a super-2 number, since 2×444030469² = 394326114800719922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444030409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222015234 + 222015235.

It is an arithmetic number, because the mean of its divisors is an integer number (222015235).

Almost surely, 2^444030469 is an apocalyptic number.

It is an amenable number.

444030469 is a deficient number, since it is larger than the sum of its proper divisors (1).

444030469 is an equidigital number, since it uses as much as digits as its factorization.

444030469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 444030469 is about 21072.0304906765. The cubic root of 444030469 is about 762.9058129711.

The spelling of 444030469 in words is "four hundred forty-four million, thirty thousand, four hundred sixty-nine".