32564417 has 2 divisors, whose sum is σ = 32564418. Its totient is φ = 32564416.

The previous prime is 32564407. The next prime is 32564437. The reversal of 32564417 is 71446523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21864976 + 10699441 = 4676^2 + 3271^2 .

It is an emirp because it is prime and its reverse (71446523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32564417 - 2²² = 28370113 is a prime.

It is not a weakly prime, because it can be changed into another prime (32564407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16282208 + 16282209.

It is an arithmetic number, because the mean of its divisors is an integer number (16282209).

Almost surely, 2^32564417 is an apocalyptic number.

It is an amenable number.

32564417 is a deficient number, since it is larger than the sum of its proper divisors (1).

32564417 is an equidigital number, since it uses as much as digits as its factorization.

32564417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 32.

The square root of 32564417 is about 5706.5240733743. The cubic root of 32564417 is about 319.3359177338.

The spelling of 32564417 in words is "thirty-two million, five hundred sixty-four thousand, four hundred seventeen".