40441056 has 48 divisors (see below), whose sum is σ = 108428544. Its totient is φ = 13192064.

The previous prime is 40441039. The next prime is 40441057. The reversal of 40441056 is 65014404.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40441057) 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, 31 + ... + 8993.

It is an arithmetic number, because the mean of its divisors is an integer number (2258928).

Almost surely, 2^40441056 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 40441056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54214272).

40441056 is an abundant number, since it is smaller than the sum of its proper divisors (67987488).

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

40441056 is a wasteful number, since it uses less digits than its factorization.

40441056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9023 (or 9015 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40441056 is about 6359.3282664130. The cubic root of 40441056 is about 343.2475893169.

The spelling of 40441056 in words is "forty million, four hundred forty-one thousand, fifty-six".