632645125 has 24 divisors (see below), whose sum is σ = 918454680. Its totient is φ = 433809600.

The previous prime is 632645119. The next prime is 632645149. The reversal of 632645125 is 521546236.

It can be written as a sum of positive squares in 4 ways, for example, as 158407396 + 474237729 = 12586^2 + 21777^2 .

It is a de Polignac number, because none of the positive numbers 2^k-632645125 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45520 + ... + 57769.

It is an arithmetic number, because the mean of its divisors is an integer number (38268945).

Almost surely, 2^632645125 is an apocalyptic number.

It is an amenable number.

632645125 is a deficient number, since it is larger than the sum of its proper divisors (285809555).

632645125 is a wasteful number, since it uses less digits than its factorization.

632645125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103318 (or 103301 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 632645125 is about 25152.4377546193. The cubic root of 632645125 is about 858.4599827779.

The spelling of 632645125 in words is "six hundred thirty-two million, six hundred forty-five thousand, one hundred twenty-five".