40788956 has 24 divisors (see below), whose sum is σ = 77086800. Its totient is φ = 18772992.

The previous prime is 40788947. The next prime is 40788989. The reversal of 40788956 is 65988704.

It is a self number, because there is not a number n which added to its sum of digits gives 40788956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22475 + ... + 24221.

It is an arithmetic number, because the mean of its divisors is an integer number (3211950).

Almost surely, 2^40788956 is an apocalyptic number.

It is an amenable number.

40788956 is a deficient number, since it is larger than the sum of its proper divisors (36297844).

40788956 is a wasteful number, since it uses less digits than its factorization.

40788956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213 (or 2211 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 40788956 is about 6386.6232079245. The cubic root of 40788956 is about 344.2290591787.

The spelling of 40788956 in words is "forty million, seven hundred eighty-eight thousand, nine hundred fifty-six".