40242044 has 12 divisors (see below), whose sum is σ = 70789824. Its totient is φ = 20016384.

The previous prime is 40241989. The next prime is 40242079. The reversal of 40242044 is 44024204.

40242044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25292 + ... + 26835.

It is an arithmetic number, because the mean of its divisors is an integer number (5899152).

Almost surely, 2^40242044 is an apocalyptic number.

It is an amenable number.

40242044 is a deficient number, since it is larger than the sum of its proper divisors (30547780).

40242044 is a wasteful number, since it uses less digits than its factorization.

40242044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52324 (or 52322 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 40242044 is about 6343.6617185975. The cubic root of 40242044 is about 342.6836183095.

Adding to 40242044 its reverse (44024204), we get a palindrome (84266248).

The spelling of 40242044 in words is "forty million, two hundred forty-two thousand, forty-four".