32566225 has 12 divisors (see below), whose sum is σ = 40533616. Its totient is φ = 25955280.

The previous prime is 32566223. The next prime is 32566243. The reversal of 32566225 is 52266523.

It is not a de Polignac number, because 32566225 - 2¹ = 32566223 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32566223) 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, 4774 + ... + 9376.

Almost surely, 2^32566225 is an apocalyptic number.

It is an amenable number.

32566225 is a deficient number, since it is larger than the sum of its proper divisors (7967391).

32566225 is a wasteful number, since it uses less digits than its factorization.

32566225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4896 (or 4891 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 32566225 is about 5706.6824863488. The cubic root of 32566225 is about 319.3418275448.

The spelling of 32566225 in words is "thirty-two million, five hundred sixty-six thousand, two hundred twenty-five".