406633 has 2 divisors, whose sum is σ = 406634. Its totient is φ = 406632.

The previous prime is 406631. The next prime is 406649. The reversal of 406633 is 336604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 350464 + 56169 = 592^2 + 237^2 .

It is a cyclic number.

It is not a de Polignac number, because 406633 - 2¹ = 406631 is a prime.

Together with 406631, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (406631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203316 + 203317.

It is an arithmetic number, because the mean of its divisors is an integer number (203317).

2⁴⁰⁶⁶³³ is an apocalyptic number.

It is an amenable number.

406633 is a deficient number, since it is larger than the sum of its proper divisors (1).

406633 is an equidigital number, since it uses as much as digits as its factorization.

406633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 406633 is about 637.6778183378. The cubic root of 406633 is about 74.0856689843.

The spelling of 406633 in words is "four hundred six thousand, six hundred thirty-three".