40884 has 12 divisors (see below), whose sum is σ = 95424.
Its totient is φ = 13624.
The previous prime is 40883. The next prime is 40897. The reversal of 40884 is 48804.
It is a tau number, because it is divible by the number of its divisors (12).
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40883) 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, 1692 + ... + 1715.
It is an arithmetic number, because the mean of its divisors is an integer number (7952).
240884 is an apocalyptic number.
It is an amenable number.
40884 is an abundant number, since it is smaller than the sum of its proper divisors (54540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47712).
40884 is a wasteful number, since it uses less digits than its factorization.
40884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3414 (or 3412 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 40884 is about 202.1979228380.
The cubic root of 40884 is about 34.4496219141.
The spelling of 40884 in words is "forty thousand, eight hundred eighty-four".