41023440 has 120 divisors (see below), whose sum is σ = 138928608. Its totient is φ = 10848000.

The previous prime is 41023403. The next prime is 41023441. The reversal of 41023440 is 4432014.

It is a tau number, because it is divible by the number of its divisors (120).

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 (41023441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163315 + ... + 163565.

Almost surely, 2^41023440 is an apocalyptic number.

41023440 is a gapful number since it is divisible by the number (40) 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 41023440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69464304).

41023440 is an abundant number, since it is smaller than the sum of its proper divisors (97905168).

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

41023440 is a wasteful number, since it uses less digits than its factorization.

41023440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 41023440 is about 6404.9543323899. The cubic root of 41023440 is about 344.8874238871.

Adding to 41023440 its reverse (4432014), we get a palindrome (45455454).

The spelling of 41023440 in words is "forty-one million, twenty-three thousand, four hundred forty".