40066235 has 8 divisors (see below), whose sum is σ = 52450416. Its totient is φ = 29139040.

The previous prime is 40066217. The next prime is 40066237. The reversal of 40066235 is 53266004.

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

It is a de Polignac number, because none of the positive numbers 2^k-40066235 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40066237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364184 + ... + 364293.

It is an arithmetic number, because the mean of its divisors is an integer number (6556302).

Almost surely, 2^40066235 is an apocalyptic number.

40066235 is a deficient number, since it is larger than the sum of its proper divisors (12384181).

40066235 is a wasteful number, since it uses less digits than its factorization.

40066235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728493.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40066235 is about 6329.7894909705. The cubic root of 40066235 is about 342.1838523342.

The spelling of 40066235 in words is "forty million, sixty-six thousand, two hundred thirty-five".