40441133 has 8 divisors (see below), whose sum is σ = 41330400. Its totient is φ = 39560400.

The previous prime is 40441123. The next prime is 40441183. The reversal of 40441133 is 33114404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40441133 - 2⁴ = 40441117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40441123) 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, 7958 + ... + 12008.

It is an arithmetic number, because the mean of its divisors is an integer number (5166300).

Almost surely, 2^40441133 is an apocalyptic number.

It is an amenable number.

40441133 is a deficient number, since it is larger than the sum of its proper divisors (889267).

40441133 is a wasteful number, since it uses less digits than its factorization.

40441133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 40441133 is about 6359.3343205087. The cubic root of 40441133 is about 343.2478071652.

Adding to 40441133 its reverse (33114404), we get a palindrome (73555537).

The spelling of 40441133 in words is "forty million, four hundred forty-one thousand, one hundred thirty-three".