40411 has 8 divisors (see below), whose sum is σ = 48384. Its totient is φ = 33000.

The previous prime is 40387. The next prime is 40423. The reversal of 40411 is 11404.

40411 = 4² + 5² + ... + 49².

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 40411 - 2⁷ = 40283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 286.

It is an arithmetic number, because the mean of its divisors is an integer number (6048).

2⁴⁰⁴¹¹ is an apocalyptic number.

40411 is a deficient number, since it is larger than the sum of its proper divisors (7973).

40411 is a wasteful number, since it uses less digits than its factorization.

40411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 40411 is about 201.0248740828. The cubic root of 40411 is about 34.3162533787.

Subtracting from 40411 its sum of digits (10), we obtain a square (40401 = 201²).

Adding to 40411 its reverse (11404), we get a palindrome (51815).

It can be divided in two parts, 404 and 11, that multiplied together give a palindrome (4444).

The spelling of 40411 in words is "forty thousand, four hundred eleven", and thus it is an iban number.