633255268 has 6 divisors (see below), whose sum is σ = 1108196726. Its totient is φ = 316627632.

The previous prime is 633255263. The next prime is 633255283. The reversal of 633255268 is 862552336.

It can be written as a sum of positive squares in only one way, i.e., 625900324 + 7354944 = 25018^2 + 2712^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 633255268.

It is not an unprimeable number, because it can be changed into a prime (633255263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79156905 + ... + 79156912.

Almost surely, 2^633255268 is an apocalyptic number.

It is an amenable number.

633255268 is a deficient number, since it is larger than the sum of its proper divisors (474941458).

633255268 is a wasteful number, since it uses less digits than its factorization.

633255268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158313821 (or 158313819 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 633255268 is about 25164.5637355389. The cubic root of 633255268 is about 858.7358694397.

The spelling of 633255268 in words is "six hundred thirty-three million, two hundred fifty-five thousand, two hundred sixty-eight".