40459444 has 12 divisors (see below), whose sum is σ = 70874944. Its totient is φ = 20209464.

The previous prime is 40459423. The next prime is 40459457. The reversal of 40459444 is 44495404.

40459444 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, 12 + ... + 8995.

Almost surely, 2^40459444 is an apocalyptic number.

It is an amenable number.

40459444 is a deficient number, since it is larger than the sum of its proper divisors (30415500).

40459444 is a wasteful number, since it uses less digits than its factorization.

40459444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10134 (or 10132 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 40459444 is about 6360.7738522919. The cubic root of 40459444 is about 343.2996047762.

The spelling of 40459444 in words is "forty million, four hundred fifty-nine thousand, four hundred forty-four".