40447224 has 24 divisors (see below), whose sum is σ = 109544760. Its totient is φ = 13482384.

The previous prime is 40447201. The next prime is 40447247. The reversal of 40447224 is 42274404.

40447224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40447201) and next prime (40447247).

It is a tau number, because it is divible by the number of its divisors (24).

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 5 ways as a sum of consecutive naturals, for example, 280812 + ... + 280955.

It is an arithmetic number, because the mean of its divisors is an integer number (4564365).

Almost surely, 2^40447224 is an apocalyptic number.

It is an amenable number.

40447224 is an abundant number, since it is smaller than the sum of its proper divisors (69097536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40447224 is a wasteful number, since it uses less digits than its factorization.

40447224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561779 (or 561772 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 40447224 is about 6359.8132048041. The cubic root of 40447224 is about 343.2650389396.

It can be divided in two parts, 404472 and 24, that added together give a square (404496 = 636²).

The spelling of 40447224 in words is "forty million, four hundred forty-seven thousand, two hundred twenty-four".