444401066 has 8 divisors (see below), whose sum is σ = 672717540. Its totient is φ = 220161888.

The previous prime is 444401057. The next prime is 444401077. The reversal of 444401066 is 660104444.

It can be written as a sum of positive squares in 2 ways, for example, as 422508025 + 21893041 = 20555^2 + 4679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1019051 + ... + 1019486.

Almost surely, 2^444401066 is an apocalyptic number.

444401066 is a deficient number, since it is larger than the sum of its proper divisors (228316474).

444401066 is a wasteful number, since it uses less digits than its factorization.

444401066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038648.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 444401066 is about 21080.8222325411. The cubic root of 444401066 is about 763.1179995995.

The spelling of 444401066 in words is "four hundred forty-four million, four hundred one thousand, sixty-six".