40344232 has 16 divisors (see below), whose sum is σ = 75721140. Its totient is φ = 20151936.

The previous prime is 40344229. The next prime is 40344257. The reversal of 40344232 is 23244304.

40344232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40119556 + 224676 = 6334^2 + 474^2 .

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, 9148 + ... + 12820.

Almost surely, 2^40344232 is an apocalyptic number.

It is an amenable number.

40344232 is a deficient number, since it is larger than the sum of its proper divisors (35376908).

40344232 is a wasteful number, since it uses less digits than its factorization.

40344232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052 (or 5048 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 40344232 is about 6351.7109506022. The cubic root of 40344232 is about 342.9734358810.

Adding to 40344232 its reverse (23244304), we get a palindrome (63588536).

The spelling of 40344232 in words is "forty million, three hundred forty-four thousand, two hundred thirty-two".