40066267 has 4 divisors (see below), whose sum is σ = 40185496. Its totient is φ = 39947040.

The previous prime is 40066259. The next prime is 40066283. The reversal of 40066267 is 76266004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40066267 - 2³ = 40066259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40066217) 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, 59109 + ... + 59782.

It is an arithmetic number, because the mean of its divisors is an integer number (10046374).

Almost surely, 2^40066267 is an apocalyptic number.

40066267 is a deficient number, since it is larger than the sum of its proper divisors (119229).

40066267 is a wasteful number, since it uses less digits than its factorization.

40066267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119228.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 40066267 is about 6329.7920187001. The cubic root of 40066267 is about 342.1839434324.

The spelling of 40066267 in words is "forty million, sixty-six thousand, two hundred sixty-seven".