633967223 has 2 divisors, whose sum is σ = 633967224. Its totient is φ = 633967222.

The previous prime is 633967207. The next prime is 633967273. The reversal of 633967223 is 322769336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 633967223 - 2⁴ = 633967207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633967273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316983611 + 316983612.

It is an arithmetic number, because the mean of its divisors is an integer number (316983612).

Almost surely, 2^633967223 is an apocalyptic number.

633967223 is a deficient number, since it is larger than the sum of its proper divisors (1).

633967223 is an equidigital number, since it uses as much as digits as its factorization.

633967223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 41.

The square root of 633967223 is about 25178.7057451331. The cubic root of 633967223 is about 859.0575682074.

The spelling of 633967223 in words is "six hundred thirty-three million, nine hundred sixty-seven thousand, two hundred twenty-three".