40394267 has 2 divisors, whose sum is σ = 40394268. Its totient is φ = 40394266.

The previous prime is 40394257. The next prime is 40394281. The reversal of 40394267 is 76249304.

40394267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40394267 - 2¹² = 40390171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40394257) 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 as a sum of consecutive naturals, namely, 20197133 + 20197134.

It is an arithmetic number, because the mean of its divisors is an integer number (20197134).

Almost surely, 2^40394267 is an apocalyptic number.

40394267 is a deficient number, since it is larger than the sum of its proper divisors (1).

40394267 is an equidigital number, since it uses as much as digits as its factorization.

40394267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 40394267 is about 6355.6484326936. The cubic root of 40394267 is about 343.1151627621.

The spelling of 40394267 in words is "forty million, three hundred ninety-four thousand, two hundred sixty-seven".