635125 has 8 divisors (see below), whose sum is σ = 792792. Its totient is φ = 508000.

The previous prime is 635119. The next prime is 635147. The reversal of 635125 is 521536.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 103684 + 531441 = 322^2 + 729^2 .

It is a de Polignac number, because none of the positive numbers 2^k-635125 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 635096 and 635105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2416 + ... + 2665.

It is an arithmetic number, because the mean of its divisors is an integer number (99099).

2⁶³⁵¹²⁵ is an apocalyptic number.

It is an amenable number.

635125 is a deficient number, since it is larger than the sum of its proper divisors (157667).

635125 is an equidigital number, since it uses as much as digits as its factorization.

635125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5096 (or 5086 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 635125 is about 796.9473006416. The cubic root of 635125 is about 85.9580198933.

The spelling of 635125 in words is "six hundred thirty-five thousand, one hundred twenty-five".