32270225 has 24 divisors (see below), whose sum is σ = 44497152. Its totient is φ = 23054400.

The previous prime is 32270221. The next prime is 32270257. The reversal of 32270225 is 52207223.

It is not a de Polignac number, because 32270225 - 2² = 32270221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32270225.

It is not an unprimeable number, because it can be changed into a prime (32270221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8474 + ... + 11676.

It is an arithmetic number, because the mean of its divisors is an integer number (1854048).

Almost surely, 2^32270225 is an apocalyptic number.

It is an amenable number.

32270225 is a deficient number, since it is larger than the sum of its proper divisors (12226927).

32270225 is a wasteful number, since it uses less digits than its factorization.

32270225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 32270225 is about 5680.6887786606. The cubic root of 32270225 is about 318.3713638095.

Adding to 32270225 its reverse (52207223), we get a palindrome (84477448).

The spelling of 32270225 in words is "thirty-two million, two hundred seventy thousand, two hundred twenty-five".