4011444 has 36 divisors (see below), whose sum is σ = 10518144. Its totient is φ = 1336824.

The previous prime is 4011443. The next prime is 4011467. The reversal of 4011444 is 4441104.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1092 + ... + 3035.

Almost surely, 2^4011444 is an apocalyptic number.

It is an amenable number.

4011444 is an abundant number, since it is smaller than the sum of its proper divisors (6506700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4011444 is a wasteful number, since it uses less digits than its factorization.

4011444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146 (or 4132 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4011444 is about 2002.8589565918. The cubic root of 4011444 is about 158.8913462019.

Adding to 4011444 its reverse (4441104), we get a palindrome (8452548).

The spelling of 4011444 in words is "four million, eleven thousand, four hundred forty-four".