32109225 has 24 divisors (see below), whose sum is σ = 54222720. Its totient is φ = 16758720.

The previous prime is 32109193. The next prime is 32109251. The reversal of 32109225 is 52290123.

It is not a de Polignac number, because 32109225 - 2⁵ = 32109193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32109195 and 32109204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1030 + ... + 8079.

It is an arithmetic number, because the mean of its divisors is an integer number (2259280).

Almost surely, 2^32109225 is an apocalyptic number.

It is an amenable number.

32109225 is a deficient number, since it is larger than the sum of its proper divisors (22113495).

32109225 is a wasteful number, since it uses less digits than its factorization.

32109225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9169 (or 9164 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 32109225 is about 5666.5002426542. The cubic root of 32109225 is about 317.8410166099.

Adding to 32109225 its reverse (52290123), we get a palindrome (84399348).

The spelling of 32109225 in words is "thirty-two million, one hundred nine thousand, two hundred twenty-five".