40544654 has 16 divisors (see below), whose sum is σ = 62896176. Its totient is φ = 19588800.

The previous prime is 40544641. The next prime is 40544659. The reversal of 40544654 is 45644504.

40544654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40544654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40544659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6464 + ... + 11084.

It is an arithmetic number, because the mean of its divisors is an integer number (3931011).

Almost surely, 2^40544654 is an apocalyptic number.

40544654 is a deficient number, since it is larger than the sum of its proper divisors (22351522).

40544654 is a wasteful number, since it uses less digits than its factorization.

40544654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771.

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 40544654 is about 6367.4684137418. The cubic root of 40544654 is about 343.5404389264.

The spelling of 40544654 in words is "forty million, five hundred forty-four thousand, six hundred fifty-four".