32564973 has 16 divisors (see below), whose sum is σ = 51224576. Its totient is φ = 18007920.

The previous prime is 32564969. The next prime is 32565017. The reversal of 32564973 is 37946523.

It is not a de Polignac number, because 32564973 - 2² = 32564969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32564953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24361 + ... + 25662.

It is an arithmetic number, because the mean of its divisors is an integer number (3201536).

Almost surely, 2^32564973 is an apocalyptic number.

It is an amenable number.

32564973 is a deficient number, since it is larger than the sum of its proper divisors (18659603).

32564973 is a wasteful number, since it uses less digits than its factorization.

32564973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50064.

The product of its digits is 136080, while the sum is 39.

The square root of 32564973 is about 5706.5727893369. The cubic root of 32564973 is about 319.3377351547.

The spelling of 32564973 in words is "thirty-two million, five hundred sixty-four thousand, nine hundred seventy-three".