32646668 has 6 divisors (see below), whose sum is σ = 57131676. Its totient is φ = 16323332.

The previous prime is 32646667. The next prime is 32646673. The reversal of 32646668 is 86664623.

It is not an unprimeable number, because it can be changed into a prime (32646667) 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 as a sum of consecutive naturals, namely, 4080830 + ... + 4080837.

It is an arithmetic number, because the mean of its divisors is an integer number (9521946).

Almost surely, 2^32646668 is an apocalyptic number.

It is an amenable number.

32646668 is a deficient number, since it is larger than the sum of its proper divisors (24485008).

32646668 is a wasteful number, since it uses less digits than its factorization.

32646668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161671 (or 8161669 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 32646668 is about 5713.7262797582. The cubic root of 32646668 is about 319.6045505755.

The spelling of 32646668 in words is "thirty-two million, six hundred forty-six thousand, six hundred sixty-eight".