32503225 has 6 divisors (see below), whose sum is σ = 40304030. Its totient is φ = 26002560.

The previous prime is 32503223. The next prime is 32503249. The reversal of 32503225 is 52230523.

It can be written as a sum of positive squares in 3 ways, for example, as 11075584 + 21427641 = 3328^2 + 4629^2 .

It is not a de Polignac number, because 32503225 - 2¹ = 32503223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32503196 and 32503205.

It is not an unprimeable number, because it can be changed into a prime (32503223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 650040 + ... + 650089.

Almost surely, 2^32503225 is an apocalyptic number.

It is an amenable number.

32503225 is a deficient number, since it is larger than the sum of its proper divisors (7800805).

32503225 is a wasteful number, since it uses less digits than its factorization.

32503225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300139 (or 1300134 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 32503225 is about 5701.1599696904. The cubic root of 32503225 is about 319.1357702741.

Adding to 32503225 its reverse (52230523), we get a palindrome (84733748).

The spelling of 32503225 in words is "thirty-two million, five hundred three thousand, two hundred twenty-five".