32564434 has 24 divisors (see below), whose sum is σ = 56925504. Its totient is φ = 13683600.

The previous prime is 32564417. The next prime is 32564437. The reversal of 32564434 is 43446523.

It is a junction number, because it is equal to n+sod(n) for n = 32564396 and 32564405.

It is not an unprimeable number, because it can be changed into a prime (32564437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179824 + ... + 180004.

It is an arithmetic number, because the mean of its divisors is an integer number (2371896).

Almost surely, 2^32564434 is an apocalyptic number.

32564434 is a deficient number, since it is larger than the sum of its proper divisors (24361070).

32564434 is an equidigital number, since it uses as much as digits as its factorization.

32564434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 261 counting only the distinct ones).

The product of its digits is 34560, while the sum is 31.

The square root of 32564434 is about 5706.5255628973. The cubic root of 32564434 is about 319.3359733027.

The spelling of 32564434 in words is "thirty-two million, five hundred sixty-four thousand, four hundred thirty-four".