32669966 has 12 divisors (see below), whose sum is σ = 57005928. Its totient is φ = 14001372.

The previous prime is 32669963. The next prime is 32669993. The reversal of 32669966 is 66996623.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32669966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32669963) 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 5 ways as a sum of consecutive naturals, for example, 166586 + ... + 166781.

It is an arithmetic number, because the mean of its divisors is an integer number (4750494).

Almost surely, 2^32669966 is an apocalyptic number.

32669966 is a deficient number, since it is larger than the sum of its proper divisors (24335962).

32669966 is a wasteful number, since it uses less digits than its factorization.

32669966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333383 (or 333376 counting only the distinct ones).

The product of its digits is 629856, while the sum is 47.

The square root of 32669966 is about 5715.7646907479. The cubic root of 32669966 is about 319.6805601316.

The spelling of 32669966 in words is "thirty-two million, six hundred sixty-nine thousand, nine hundred sixty-six".