40441873 has 4 divisors (see below), whose sum is σ = 40603248. Its totient is φ = 40280500.

The previous prime is 40441871. The next prime is 40441883. The reversal of 40441873 is 37814404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40441873 - 2¹ = 40441871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40441871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80311 + ... + 80812.

It is an arithmetic number, because the mean of its divisors is an integer number (10150812).

Almost surely, 2^40441873 is an apocalyptic number.

It is an amenable number.

40441873 is a deficient number, since it is larger than the sum of its proper divisors (161375).

40441873 is a wasteful number, since it uses less digits than its factorization.

40441873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161374.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40441873 is about 6359.3925024329. The cubic root of 40441873 is about 343.2499007583.

It can be divided in two parts, 40441 and 873, that added together give a palindrome (41314).

The spelling of 40441873 in words is "forty million, four hundred forty-one thousand, eight hundred seventy-three".