40544496 has 80 divisors (see below), whose sum is σ = 117452800. Its totient is φ = 13390272.

The previous prime is 40544467. The next prime is 40544509. The reversal of 40544496 is 69444504.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40544496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54495 + ... + 55233.

It is an arithmetic number, because the mean of its divisors is an integer number (1468160).

Almost surely, 2^40544496 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 40544496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58726400).

40544496 is an abundant number, since it is smaller than the sum of its proper divisors (76908304).

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

40544496 is a wasteful number, since it uses less digits than its factorization.

40544496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883 (or 871 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 40544496 is about 6367.4560069152. The cubic root of 40544496 is about 343.5399926739.

The spelling of 40544496 in words is "forty million, five hundred forty-four thousand, four hundred ninety-six".