40544316 has 36 divisors (see below), whose sum is σ = 102702600. Its totient is φ = 13486368.

The previous prime is 40544297. The next prime is 40544353. The reversal of 40544316 is 61344504.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40544316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22870 + ... + 24578.

It is an arithmetic number, because the mean of its divisors is an integer number (2852850).

Almost surely, 2^40544316 is an apocalyptic number.

It is an amenable number.

40544316 is an abundant number, since it is smaller than the sum of its proper divisors (62158284).

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

40544316 is a wasteful number, since it uses less digits than its factorization.

40544316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378 (or 2373 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40544316 is about 6367.4418725262. The cubic root of 40544316 is about 343.5394842836.

The spelling of 40544316 in words is "forty million, five hundred forty-four thousand, three hundred sixteen".