40544396 has 6 divisors (see below), whose sum is σ = 70952700. Its totient is φ = 20272196.

The previous prime is 40544393. The next prime is 40544401. The reversal of 40544396 is 69344504.

It is not an unprimeable number, because it can be changed into a prime (40544393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5068046 + ... + 5068053.

It is an arithmetic number, because the mean of its divisors is an integer number (11825450).

Almost surely, 2^40544396 is an apocalyptic number.

It is an amenable number.

40544396 is a deficient number, since it is larger than the sum of its proper divisors (30408304).

40544396 is a wasteful number, since it uses less digits than its factorization.

40544396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10136103 (or 10136101 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 40544396 is about 6367.4481544807. The cubic root of 40544396 is about 343.5397102350.

The spelling of 40544396 in words is "forty million, five hundred forty-four thousand, three hundred ninety-six".