40204066 has 8 divisors (see below), whose sum is σ = 68921280. Its totient is φ = 17230308.

The previous prime is 40204049. The next prime is 40204091. The reversal of 40204066 is 66040204.

40204066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1435846 + ... + 1435873.

It is an arithmetic number, because the mean of its divisors is an integer number (8615160).

Almost surely, 2^40204066 is an apocalyptic number.

40204066 is a deficient number, since it is larger than the sum of its proper divisors (28717214).

40204066 is a wasteful number, since it uses less digits than its factorization.

40204066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871728.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 40204066 is about 6340.6676304629. The cubic root of 40204066 is about 342.5757830424.

The spelling of 40204066 in words is "forty million, two hundred four thousand, sixty-six".