32665985 has 16 divisors (see below), whose sum is σ = 42947712. Its totient is φ = 23654400.

The previous prime is 32665961. The next prime is 32665991. The reversal of 32665985 is 58956623.

It is a happy number.

It is not a de Polignac number, because 32665985 - 2¹⁸ = 32403841 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12980 + ... + 15290.

It is an arithmetic number, because the mean of its divisors is an integer number (2684232).

Almost surely, 2^32665985 is an apocalyptic number.

It is an amenable number.

32665985 is a deficient number, since it is larger than the sum of its proper divisors (10281727).

32665985 is a wasteful number, since it uses less digits than its factorization.

32665985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584.

The product of its digits is 388800, while the sum is 44.

The square root of 32665985 is about 5715.4164327720. The cubic root of 32665985 is about 319.6675747084.

The spelling of 32665985 in words is "thirty-two million, six hundred sixty-five thousand, nine hundred eighty-five".