40668267 has 8 divisors (see below), whose sum is σ = 57414096. Its totient is φ = 25517312.

The previous prime is 40668223. The next prime is 40668289. The reversal of 40668267 is 76286604.

40668267 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 a cyclic number.

It is not a de Polignac number, because 40668267 - 2¹⁵ = 40635499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40668167) 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 7 ways as a sum of consecutive naturals, for example, 398658 + ... + 398759.

It is an arithmetic number, because the mean of its divisors is an integer number (7176762).

Almost surely, 2^40668267 is an apocalyptic number.

40668267 is a deficient number, since it is larger than the sum of its proper divisors (16745829).

40668267 is a wasteful number, since it uses less digits than its factorization.

40668267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797437.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40668267 is about 6377.1676314803. The cubic root of 40668267 is about 343.8892147085.

The spelling of 40668267 in words is "forty million, six hundred sixty-eight thousand, two hundred sixty-seven".