32529225 has 12 divisors (see below), whose sum is σ = 53781776. Its totient is φ = 17348880.

The previous prime is 32529223. The next prime is 32529229. The reversal of 32529225 is 52292523.

It is not a de Polignac number, because 32529225 - 2¹ = 32529223 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32529192 and 32529201.

It is not an unprimeable number, because it can be changed into a prime (32529223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216787 + ... + 216936.

Almost surely, 2^32529225 is an apocalyptic number.

It is an amenable number.

32529225 is a deficient number, since it is larger than the sum of its proper divisors (21252551).

32529225 is a wasteful number, since it uses less digits than its factorization.

32529225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433736 (or 433731 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 32529225 is about 5703.4397515885. The cubic root of 32529225 is about 319.2208420226.

The spelling of 32529225 in words is "thirty-two million, five hundred twenty-nine thousand, two hundred twenty-five".