32066409 has 4 divisors (see below), whose sum is σ = 42755216. Its totient is φ = 21377604.

The previous prime is 32066399. The next prime is 32066413. The reversal of 32066409 is 90466023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32066409 - 2¹³ = 32058217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32066449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5344399 + ... + 5344404.

It is an arithmetic number, because the mean of its divisors is an integer number (10688804).

Almost surely, 2^32066409 is an apocalyptic number.

It is an amenable number.

32066409 is a deficient number, since it is larger than the sum of its proper divisors (10688807).

32066409 is a wasteful number, since it uses less digits than its factorization.

32066409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10688806.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 32066409 is about 5662.7209890652. The cubic root of 32066409 is about 317.6996788866.

The spelling of 32066409 in words is "thirty-two million, sixty-six thousand, four hundred nine".