40806824 has 16 divisors (see below), whose sum is σ = 77591520. Its totient is φ = 20115760.

The previous prime is 40806823. The next prime is 40806839. The reversal of 40806824 is 42860804.

40806824 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 (40806823) 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, 35354 + ... + 36489.

It is an arithmetic number, because the mean of its divisors is an integer number (4849470).

Almost surely, 2^40806824 is an apocalyptic number.

It is an amenable number.

40806824 is a deficient number, since it is larger than the sum of its proper divisors (36784696).

40806824 is a wasteful number, since it uses less digits than its factorization.

40806824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71920 (or 71916 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 40806824 is about 6388.0219160551. The cubic root of 40806824 is about 344.2793161398.

The spelling of 40806824 in words is "forty million, eight hundred six thousand, eight hundred twenty-four".