444685111 has 8 divisors (see below), whose sum is σ = 494340224. Its totient is φ = 397236960.

The previous prime is 444685103. The next prime is 444685127. The reversal of 444685111 is 111586444.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 444685111 - 2³ = 444685103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444685511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551316 + ... + 552121.

It is an arithmetic number, because the mean of its divisors is an integer number (61792528).

Almost surely, 2^444685111 is an apocalyptic number.

444685111 is a deficient number, since it is larger than the sum of its proper divisors (49655113).

444685111 is a wasteful number, since it uses less digits than its factorization.

444685111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103481.

The product of its digits is 15360, while the sum is 34.

The square root of 444685111 is about 21087.5582038319. The cubic root of 444685111 is about 763.2805507299.

The spelling of 444685111 in words is "four hundred forty-four million, six hundred eighty-five thousand, one hundred eleven".