441397044 has 144 divisors (see below), whose sum is σ = 1299654720. Its totient is φ = 124830720.

The previous prime is 441396997. The next prime is 441397049. The reversal of 441397044 is 440793144.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441397049) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1164447 + ... + 1164825.

It is an arithmetic number, because the mean of its divisors is an integer number (9025380).

Almost surely, 2^441397044 is an apocalyptic number.

441397044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 441397044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649827360).

441397044 is an abundant number, since it is smaller than the sum of its proper divisors (858257676).

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

441397044 is a wasteful number, since it uses less digits than its factorization.

441397044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 441397044 is about 21009.4513017356. The cubic root of 441397044 is about 761.3946253080.

The spelling of 441397044 in words is "four hundred forty-one million, three hundred ninety-seven thousand, forty-four".