32666225 has 12 divisors (see below), whose sum is σ = 42638640. Its totient is φ = 24757200.

The previous prime is 32666213. The next prime is 32666237. The reversal of 32666225 is 52266623.

It is an interprime number because it is at equal distance from previous prime (32666213) and next prime (32666237).

It is not a de Polignac number, because 32666225 - 2¹⁰ = 32665201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32666191 and 32666200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33911 + ... + 34860.

It is an arithmetic number, because the mean of its divisors is an integer number (3553220).

Almost surely, 2^32666225 is an apocalyptic number.

It is an amenable number.

32666225 is a deficient number, since it is larger than the sum of its proper divisors (9972415).

32666225 is a wasteful number, since it uses less digits than its factorization.

32666225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68800 (or 68795 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 32666225 is about 5715.4374285788. The cubic root of 32666225 is about 319.6683575822.

The spelling of 32666225 in words is "thirty-two million, six hundred sixty-six thousand, two hundred twenty-five".