40984856 has 32 divisors (see below), whose sum is σ = 84790800. Its totient is φ = 18416640.

The previous prime is 40984849. The next prime is 40984861. The reversal of 40984856 is 65848904.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5216 + ... + 10448.

Almost surely, 2^40984856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40984856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42395400).

40984856 is an abundant number, since it is smaller than the sum of its proper divisors (43805944).

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

40984856 is a wasteful number, since it uses less digits than its factorization.

40984856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5339 (or 5335 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 40984856 is about 6401.9415804895. The cubic root of 40984856 is about 344.7792636866.

It can be divided in two parts, 409848 and 56, that added together give a palindrome (409904).

The spelling of 40984856 in words is "forty million, nine hundred eighty-four thousand, eight hundred fifty-six".