633401227 has 2 divisors, whose sum is σ = 633401228. Its totient is φ = 633401226.

The previous prime is 633401203. The next prime is 633401287. The reversal of 633401227 is 722104336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 633401227 - 2⁷ = 633401099 is a prime.

It is a super-2 number, since 2×633401227² = 802394228730211058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 633401195 and 633401204.

It is not a weakly prime, because it can be changed into another prime (633401287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316700613 + 316700614.

It is an arithmetic number, because the mean of its divisors is an integer number (316700614).

Almost surely, 2^633401227 is an apocalyptic number.

633401227 is a deficient number, since it is larger than the sum of its proper divisors (1).

633401227 is an equidigital number, since it uses as much as digits as its factorization.

633401227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 633401227 is about 25167.4636584619. The cubic root of 633401227 is about 858.8018410452.

The spelling of 633401227 in words is "six hundred thirty-three million, four hundred one thousand, two hundred twenty-seven".