40704067 has 2 divisors, whose sum is σ = 40704068. Its totient is φ = 40704066.

The previous prime is 40704049. The next prime is 40704073. The reversal of 40704067 is 76040704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40704067 is a prime.

It is not a weakly prime, because it can be changed into another prime (40704007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20352033 + 20352034.

It is an arithmetic number, because the mean of its divisors is an integer number (20352034).

Almost surely, 2^40704067 is an apocalyptic number.

40704067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40704067 is an equidigital number, since it uses as much as digits as its factorization.

40704067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40704067 is about 6379.9739027679. The cubic root of 40704067 is about 343.9900928957.

The spelling of 40704067 in words is "forty million, seven hundred four thousand, sixty-seven".