40863956 has 12 divisors (see below), whose sum is σ = 81727968. Its totient is φ = 17513112.

The previous prime is 40863919. The next prime is 40863959. The reversal of 40863956 is 65936804.

40863956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

40863956 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40863959) 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, 729686 + ... + 729741.

It is an arithmetic number, because the mean of its divisors is an integer number (6810664).

Almost surely, 2^40863956 is an apocalyptic number.

It is an amenable number.

40863956 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40863956 is a wasteful number, since it uses less digits than its factorization.

40863956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459438 (or 1459436 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 40863956 is about 6392.4921587750. The cubic root of 40863956 is about 344.4399117760.

The spelling of 40863956 in words is "forty million, eight hundred sixty-three thousand, nine hundred fifty-six".