32330221 has 8 divisors (see below), whose sum is σ = 40307904. Its totient is φ = 25192320.

The previous prime is 32330213. The next prime is 32330227. The reversal of 32330221 is 12203323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32330221 - 2³ = 32330213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32330195 and 32330204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32330227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209860 + ... + 210013.

It is an arithmetic number, because the mean of its divisors is an integer number (5038488).

Almost surely, 2^32330221 is an apocalyptic number.

It is an amenable number.

32330221 is a deficient number, since it is larger than the sum of its proper divisors (7977683).

32330221 is a wasteful number, since it uses less digits than its factorization.

32330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419891.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 32330221 is about 5685.9670241745. The cubic root of 32330221 is about 318.5685443702.

Adding to 32330221 its reverse (12203323), we get a palindrome (44533544).

It can be divided in two parts, 323302 and 21, that added together give a palindrome (323323).

The spelling of 32330221 in words is "thirty-two million, three hundred thirty thousand, two hundred twenty-one".