67414609 has 2 divisors, whose sum is σ = 67414610. Its totient is φ = 67414608.

The previous prime is 67414579. The next prime is 67414631. The reversal of 67414609 is 90641476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54346384 + 13068225 = 7372^2 + 3615^2 .

It is a cyclic number.

It is not a de Polignac number, because 67414609 - 2¹⁵ = 67381841 is a prime.

It is not a weakly prime, because it can be changed into another prime (67414649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33707304 + 33707305.

It is an arithmetic number, because the mean of its divisors is an integer number (33707305).

Almost surely, 2^67414609 is an apocalyptic number.

It is an amenable number.

67414609 is a deficient number, since it is larger than the sum of its proper divisors (1).

67414609 is an equidigital number, since it uses as much as digits as its factorization.

67414609 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 37.

The square root of 67414609 is about 8210.6399872361. The cubic root of 67414609 is about 406.9908760861.

The spelling of 67414609 in words is "sixty-seven million, four hundred fourteen thousand, six hundred nine".