32564539 has 8 divisors (see below), whose sum is σ = 38417408. Its totient is φ = 27011880.

The previous prime is 32564507. The next prime is 32564557. The reversal of 32564539 is 93546523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32564539 - 2⁵ = 32564507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32564498 and 32564507.

It is not an unprimeable number, because it can be changed into a prime (32564599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74817 + ... + 75250.

It is an arithmetic number, because the mean of its divisors is an integer number (4802176).

Almost surely, 2^32564539 is an apocalyptic number.

32564539 is a deficient number, since it is larger than the sum of its proper divisors (5852869).

32564539 is a wasteful number, since it uses less digits than its factorization.

32564539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150105.

The product of its digits is 97200, while the sum is 37.

The square root of 32564539 is about 5706.5347628837. The cubic root of 32564539 is about 319.3363165222.

The spelling of 32564539 in words is "thirty-two million, five hundred sixty-four thousand, five hundred thirty-nine".