32331641 has 2 divisors, whose sum is σ = 32331642. Its totient is φ = 32331640.

The previous prime is 32331631. The next prime is 32331661. The reversal of 32331641 is 14613323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29106025 + 3225616 = 5395^2 + 1796^2 .

It is an emirp because it is prime and its reverse (14613323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32331641 - 2⁶ = 32331577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32331631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16165820 + 16165821.

It is an arithmetic number, because the mean of its divisors is an integer number (16165821).

Almost surely, 2^32331641 is an apocalyptic number.

It is an amenable number.

32331641 is a deficient number, since it is larger than the sum of its proper divisors (1).

32331641 is an equidigital number, since it uses as much as digits as its factorization.

32331641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 23.

The square root of 32331641 is about 5686.0918916247. The cubic root of 32331641 is about 318.5732083316.

Adding to 32331641 its reverse (14613323), we get a palindrome (46944964).

The spelling of 32331641 in words is "thirty-two million, three hundred thirty-one thousand, six hundred forty-one".