40841406 has 24 divisors (see below), whose sum is σ = 88639824. Its totient is φ = 13590720.

The previous prime is 40841389. The next prime is 40841407. The reversal of 40841406 is 60414804.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40841406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40841407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11526 + ... + 14646.

It is an arithmetic number, because the mean of its divisors is an integer number (3693326).

Almost surely, 2^40841406 is an apocalyptic number.

40841406 is an abundant number, since it is smaller than the sum of its proper divisors (47798418).

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

40841406 is a wasteful number, since it uses less digits than its factorization.

40841406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856 (or 3853 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 40841406 is about 6390.7281275298. The cubic root of 40841406 is about 344.3765425715.

It can be divided in two parts, 408 and 41406, that added together give a palindrome (41814).

The spelling of 40841406 in words is "forty million, eight hundred forty-one thousand, four hundred six".