406267 has 2 divisors, whose sum is σ = 406268. Its totient is φ = 406266.

The previous prime is 406253. The next prime is 406271. The reversal of 406267 is 762604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406267 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 406267.

It is not a weakly prime, because it can be changed into another prime (406207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203133 + 203134.

It is an arithmetic number, because the mean of its divisors is an integer number (203134).

2⁴⁰⁶²⁶⁷ is an apocalyptic number.

406267 is a deficient number, since it is larger than the sum of its proper divisors (1).

406267 is an equidigital number, since it uses as much as digits as its factorization.

406267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 406267 is about 637.3907749568. The cubic root of 406267 is about 74.0634347713.

The spelling of 406267 in words is "four hundred six thousand, two hundred sixty-seven".