40041208 has 16 divisors (see below), whose sum is σ = 79029000. Its totient is φ = 18966816.

The previous prime is 40041203. The next prime is 40041223. The reversal of 40041208 is 80214004.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40041203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131563 + ... + 131866.

Almost surely, 2^40041208 is an apocalyptic number.

It is an amenable number.

40041208 is a deficient number, since it is larger than the sum of its proper divisors (38987792).

40041208 is a wasteful number, since it uses less digits than its factorization.

40041208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263454 (or 263450 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 40041208 is about 6327.8122601733. The cubic root of 40041208 is about 342.1125901771.

The spelling of 40041208 in words is "forty million, forty-one thousand, two hundred eight".