40223224 has 16 divisors (see below), whose sum is σ = 79855200. Its totient is φ = 18928512.

The previous prime is 40223153. The next prime is 40223233. The reversal of 40223224 is 42232204.

40223224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 13.

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, 147744 + ... + 148015.

It is an arithmetic number, because the mean of its divisors is an integer number (4990950).

Almost surely, 2^40223224 is an apocalyptic number.

It is an amenable number.

40223224 is a deficient number, since it is larger than the sum of its proper divisors (39631976).

40223224 is a wasteful number, since it uses less digits than its factorization.

40223224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295782 (or 295778 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 40223224 is about 6342.1781747283. The cubic root of 40223224 is about 342.6301890209.

Adding to 40223224 its reverse (42232204), we get a palindrome (82455428).

The spelling of 40223224 in words is "forty million, two hundred twenty-three thousand, two hundred twenty-four".