633667 has 2 divisors, whose sum is σ = 633668. Its totient is φ = 633666.

The previous prime is 633653. The next prime is 633739. The reversal of 633667 is 766336.

633667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 633667 - 2¹¹ = 631619 is a prime.

633667 is a lucky number.

It is a plaindrome in base 14.

It is not a weakly prime, because it can be changed into another prime (633067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316833 + 316834.

It is an arithmetic number, because the mean of its divisors is an integer number (316834).

2⁶³³⁶⁶⁷ is an apocalyptic number.

633667 is a deficient number, since it is larger than the sum of its proper divisors (1).

633667 is an equidigital number, since it uses as much as digits as its factorization.

633667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 31.

The square root of 633667 is about 796.0320345313. The cubic root of 633667 is about 85.8921941026.

The spelling of 633667 in words is "six hundred thirty-three thousand, six hundred sixty-seven".