406606267 has 2 divisors, whose sum is σ = 406606268. Its totient is φ = 406606266.

The previous prime is 406606247. The next prime is 406606331. The reversal of 406606267 is 762606604.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406606267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (406606247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203303133 + 203303134.

It is an arithmetic number, because the mean of its divisors is an integer number (203303134).

Almost surely, 2^406606267 is an apocalyptic number.

406606267 is a deficient number, since it is larger than the sum of its proper divisors (1).

406606267 is an equidigital number, since it uses as much as digits as its factorization.

406606267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 406606267 is about 20164.4803305218. The cubic root of 406606267 is about 740.8404542730.

The spelling of 406606267 in words is "four hundred six million, six hundred six thousand, two hundred sixty-seven".