32000065 has 4 divisors (see below), whose sum is σ = 38400084. Its totient is φ = 25600048.

The previous prime is 32000057. The next prime is 32000083. The reversal of 32000065 is 56000023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15492096 + 16507969 = 3936^2 + 4063^2 .

It is a cyclic number.

It is not a de Polignac number, because 32000065 - 2³ = 32000057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200002 + ... + 3200011.

It is an arithmetic number, because the mean of its divisors is an integer number (9600021).

Almost surely, 2^32000065 is an apocalyptic number.

It is an amenable number.

32000065 is a deficient number, since it is larger than the sum of its proper divisors (6400019).

32000065 is an equidigital number, since it uses as much as digits as its factorization.

32000065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400018.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 32000065 is about 5656.8599947321. The cubic root of 32000065 is about 317.4804253541.

Adding to 32000065 its reverse (56000023), we get a palindrome (88000088).

The spelling of 32000065 in words is "thirty-two million, sixty-five", and thus it is an aban number and an uban number.