633137252 has 24 divisors (see below), whose sum is σ = 1238200992. Its totient is φ = 280769600.

The previous prime is 633137237. The next prime is 633137257. The reversal of 633137252 is 252731336.

633137252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×633137252² = 801725559740223008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (633137257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173678 + ... + 177285.

It is an arithmetic number, because the mean of its divisors is an integer number (51591708).

Almost surely, 2^633137252 is an apocalyptic number.

It is an amenable number.

633137252 is a deficient number, since it is larger than the sum of its proper divisors (605063740).

633137252 is a wasteful number, since it uses less digits than its factorization.

633137252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351019 (or 351017 counting only the distinct ones).

The product of its digits is 22680, while the sum is 32.

The square root of 633137252 is about 25162.2187415975. The cubic root of 633137252 is about 858.6825203014.

Adding to 633137252 its reverse (252731336), we get a palindrome (885868588).

The spelling of 633137252 in words is "six hundred thirty-three million, one hundred thirty-seven thousand, two hundred fifty-two".