40220044 has 6 divisors (see below), whose sum is σ = 70385084. Its totient is φ = 20110020.

The previous prime is 40220041. The next prime is 40220053. The reversal of 40220044 is 44002204.

40220044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40220041) 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 as a sum of consecutive naturals, namely, 5027502 + ... + 5027509.

Almost surely, 2^40220044 is an apocalyptic number.

It is an amenable number.

40220044 is a deficient number, since it is larger than the sum of its proper divisors (30165040).

40220044 is a wasteful number, since it uses less digits than its factorization.

40220044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055015 (or 10055013 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 40220044 is about 6341.9274672610. The cubic root of 40220044 is about 342.6211594719.

Adding to 40220044 its reverse (44002204), we get a palindrome (84222248).

The spelling of 40220044 in words is "forty million, two hundred twenty thousand, forty-four".