633140212 has 12 divisors (see below), whose sum is σ = 1116720640. Its totient is φ = 314077176.

The previous prime is 633140203. The next prime is 633140227. The reversal of 633140212 is 212041336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622662 + ... + 623677.

Almost surely, 2^633140212 is an apocalyptic number.

It is an amenable number.

633140212 is a deficient number, since it is larger than the sum of its proper divisors (483580428).

633140212 is a wasteful number, since it uses less digits than its factorization.

633140212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246470 (or 1246468 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 633140212 is about 25162.2775598712. The cubic root of 633140212 is about 858.6838584506.

Adding to 633140212 its reverse (212041336), we get a palindrome (845181548).

The spelling of 633140212 in words is "six hundred thirty-three million, one hundred forty thousand, two hundred twelve".