32403125 has 12 divisors (see below), whose sum is σ = 40505220. Its totient is φ = 25920000.

The previous prime is 32403109. The next prime is 32403127. The reversal of 32403125 is 52130423.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 31618129 + 784996 = 5623^2 + 886^2 .

It is not a de Polignac number, because 32403125 - 2⁴ = 32403109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32403097 and 32403106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32403127) 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 in 11 ways as a sum of consecutive naturals, for example, 2060 + ... + 8309.

It is an arithmetic number, because the mean of its divisors is an integer number (3375435).

Almost surely, 2^32403125 is an apocalyptic number.

It is an amenable number.

32403125 is a deficient number, since it is larger than the sum of its proper divisors (8102095).

32403125 is an frugal number, since it uses more digits than its factorization.

32403125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10394 (or 10374 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 32403125 is about 5692.3742849535. The cubic root of 32403125 is about 318.8078198328.

Adding to 32403125 its reverse (52130423), we get a palindrome (84533548).

The spelling of 32403125 in words is "thirty-two million, four hundred three thousand, one hundred twenty-five".