32208641 has 2 divisors, whose sum is σ = 32208642. Its totient is φ = 32208640.

The previous prime is 32208623. The next prime is 32208679. The reversal of 32208641 is 14680223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32160241 + 48400 = 5671^2 + 220^2 .

It is an emirp because it is prime and its reverse (14680223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32208641 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32208641.

It is not a weakly prime, because it can be changed into another prime (32208601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16104320 + 16104321.

It is an arithmetic number, because the mean of its divisors is an integer number (16104321).

Almost surely, 2^32208641 is an apocalyptic number.

It is an amenable number.

32208641 is a deficient number, since it is larger than the sum of its proper divisors (1).

32208641 is an equidigital number, since it uses as much as digits as its factorization.

32208641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 32208641 is about 5675.2657206513. The cubic root of 32208641 is about 318.1687098397.

Adding to 32208641 its reverse (14680223), we get a palindrome (46888864).

The spelling of 32208641 in words is "thirty-two million, two hundred eight thousand, six hundred forty-one".