40332556 has 12 divisors (see below), whose sum is σ = 76998600. Its totient is φ = 18332960.

The previous prime is 40332541. The next prime is 40332559. The reversal of 40332556 is 65523304.

40332556 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 (40332559) 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 in 3 ways as a sum of consecutive naturals, for example, 458281 + ... + 458368.

It is an arithmetic number, because the mean of its divisors is an integer number (6416550).

Almost surely, 2^40332556 is an apocalyptic number.

It is an amenable number.

40332556 is a deficient number, since it is larger than the sum of its proper divisors (36666044).

40332556 is a wasteful number, since it uses less digits than its factorization.

40332556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916664 (or 916662 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 40332556 is about 6350.7917616625. The cubic root of 40332556 is about 342.9403461098.

The spelling of 40332556 in words is "forty million, three hundred thirty-two thousand, five hundred fifty-six".