633375125 has 12 divisors (see below), whose sum is σ = 790803468. Its totient is φ = 506475000.

The previous prime is 633375121. The next prime is 633375151. The reversal of 633375125 is 521573336.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 20268004 + 613107121 = 4502^2 + 24761^2 .

It is not a de Polignac number, because 633375125 - 2² = 633375121 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633375121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 280250 + ... + 282500.

It is an arithmetic number, because the mean of its divisors is an integer number (65900289).

Almost surely, 2^633375125 is an apocalyptic number.

It is an amenable number.

633375125 is a deficient number, since it is larger than the sum of its proper divisors (157428343).

633375125 is an frugal number, since it uses more digits than its factorization.

633375125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4517 (or 2256 counting only the distinct ones).

The product of its digits is 56700, while the sum is 35.

The square root of 633375125 is about 25166.9450867601. The cubic root of 633375125 is about 858.7900440185.

The spelling of 633375125 in words is "six hundred thirty-three million, three hundred seventy-five thousand, one hundred twenty-five".