32216066 has 8 divisors (see below), whose sum is σ = 48437004. Its totient is φ = 16070400.

The previous prime is 32216059. The next prime is 32216069. The reversal of 32216066 is 66061223.

It can be written as a sum of positive squares in 2 ways, for example, as 24790441 + 7425625 = 4979^2 + 2725^2 .

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

It is not an unprimeable number, because it can be changed into a prime (32216069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17735 + ... + 19466.

Almost surely, 2^32216066 is an apocalyptic number.

32216066 is a deficient number, since it is larger than the sum of its proper divisors (16220938).

32216066 is a wasteful number, since it uses less digits than its factorization.

32216066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37636.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 32216066 is about 5675.9198373480. The cubic root of 32216066 is about 318.1931569144.

Adding to 32216066 its reverse (66061223), we get a palindrome (98277289).

The spelling of 32216066 in words is "thirty-two million, two hundred sixteen thousand, sixty-six".