440101044 has 144 divisors (see below), whose sum is σ = 1217728512. Its totient is φ = 133632576.

The previous prime is 440101033. The next prime is 440101061.

440101044 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1673257 + ... + 1673519.

It is an arithmetic number, because the mean of its divisors is an integer number (8456448).

Almost surely, 2^440101044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440101044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (608864256).

440101044 is an abundant number, since it is smaller than the sum of its proper divisors (777627468).

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

440101044 is a wasteful number, since it uses less digits than its factorization.

440101044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 381 counting only the distinct ones).

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

The square root of 440101044 is about 20978.5853669879. The cubic root of 440101044 is about 760.6487097458.

It can be divided in two parts, 44010 and 1044, that added together give a palindrome (45054).

The spelling of 440101044 in words is "four hundred forty million, one hundred one thousand, forty-four".