40432056 has 48 divisors (see below), whose sum is σ = 117586440. Its totient is φ = 11551680.

The previous prime is 40432043. The next prime is 40432087. The reversal of 40432056 is 65023404.

40432056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (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 11 ways as a sum of consecutive naturals, for example, 16015 + ... + 18366.

Almost surely, 2^40432056 is an apocalyptic number.

It is an amenable number.

40432056 is an abundant number, since it is smaller than the sum of its proper divisors (77154384).

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

40432056 is a wasteful number, since it uses less digits than its factorization.

40432056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34404 (or 34393 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40432056 is about 6358.6206051313. The cubic root of 40432056 is about 343.2221246217. Note that the first 3 decimals are identical.

The spelling of 40432056 in words is "forty million, four hundred thirty-two thousand, fifty-six".