444111 has 8 divisors (see below), whose sum is σ = 608304. Its totient is φ = 288000.

The previous prime is 444109. The next prime is 444113. The reversal of 444111 is 111444.

It is an interprime number because it is at equal distance from previous prime (444109) and next prime (444113).

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

It is not a de Polignac number, because 444111 - 2¹ = 444109 is a prime.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 444111.

It is not an unprimeable number, because it can be changed into a prime (444113) 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, 1890 + ... + 2111.

It is an arithmetic number, because the mean of its divisors is an integer number (76038).

2⁴⁴⁴¹¹¹ is an apocalyptic number.

444111 is a deficient number, since it is larger than the sum of its proper divisors (164193).

444111 is a wasteful number, since it uses less digits than its factorization.

444111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041.

The product of its digits is 64, while the sum is 15.

The square root of 444111 is about 666.4165364095. The cubic root of 444111 is about 76.2951931318.

Adding to 444111 its reverse (111444), we get a palindrome (555555).

It can be divided in two parts, 444 and 111, that multiplied together give a square (49284 = 222²).

The spelling of 444111 in words is "four hundred forty-four thousand, one hundred eleven", and thus it is an iban number.