32225666 has 16 divisors (see below), whose sum is σ = 53258688. Its totient is φ = 14502000.

The previous prime is 32225651. The next prime is 32225707. The reversal of 32225666 is 66652223.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5030 + ... + 9473.

It is an arithmetic number, because the mean of its divisors is an integer number (3328668).

Almost surely, 2^32225666 is an apocalyptic number.

32225666 is a deficient number, since it is larger than the sum of its proper divisors (21033022).

32225666 is a wasteful number, since it uses less digits than its factorization.

32225666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14617.

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

The square root of 32225666 is about 5676.7654522624. The cubic root of 32225666 is about 318.2247596862.

Adding to 32225666 its reverse (66652223), we get a palindrome (98877889).

It can be divided in two parts, 3222 and 5666, that added together give a palindrome (8888).

The spelling of 32225666 in words is "thirty-two million, two hundred twenty-five thousand, six hundred sixty-six".