40866408 has 48 divisors (see below), whose sum is σ = 120744000. Its totient is φ = 12383520.

The previous prime is 40866407. The next prime is 40866439. The reversal of 40866408 is 80466804.

40866408 is a `hidden beast` number, since 4 + 0 + 8 + 6 + 640 + 8 = 666.

40866408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40866407) 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 11 ways as a sum of consecutive naturals, for example, 25008 + ... + 26591.

It is an arithmetic number, because the mean of its divisors is an integer number (2515500).

Almost surely, 2^40866408 is an apocalyptic number.

It is an amenable number.

40866408 is an abundant number, since it is smaller than the sum of its proper divisors (79877592).

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

40866408 is a wasteful number, since it uses less digits than its factorization.

40866408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51622 (or 51615 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 40866408 is about 6392.6839433840. The cubic root of 40866408 is about 344.4468008934.

The spelling of 40866408 in words is "forty million, eight hundred sixty-six thousand, four hundred eight".