633355225 has 6 divisors (see below), whose sum is σ = 785360510. Its totient is φ = 506684160.

The previous prime is 633355211. The next prime is 633355241. The reversal of 633355225 is 522553336.

633355225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 28047616 + 605307609 = 5296^2 + 24603^2 .

It is not a de Polignac number, because 633355225 - 2⁵ = 633355193 is a prime.

It is a super-2 number, since 2×633355225² = 802277682069601250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12667080 + ... + 12667129.

Almost surely, 2^633355225 is an apocalyptic number.

It is an amenable number.

633355225 is a deficient number, since it is larger than the sum of its proper divisors (152005285).

633355225 is a wasteful number, since it uses less digits than its factorization.

633355225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25334219 (or 25334214 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

The square root of 633355225 is about 25166.5497237901. The cubic root of 633355225 is about 858.7810498220.

The spelling of 633355225 in words is "six hundred thirty-three million, three hundred fifty-five thousand, two hundred twenty-five".