32489609 has 2 divisors, whose sum is σ = 32489610. Its totient is φ = 32489608.

The previous prime is 32489591. The next prime is 32489621. The reversal of 32489609 is 90698423.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22705225 + 9784384 = 4765^2 + 3128^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32489609 is a prime.

It is not a weakly prime, because it can be changed into another prime (32489629) 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 as a sum of consecutive naturals, namely, 16244804 + 16244805.

It is an arithmetic number, because the mean of its divisors is an integer number (16244805).

Almost surely, 2^32489609 is an apocalyptic number.

It is an amenable number.

32489609 is a deficient number, since it is larger than the sum of its proper divisors (1).

32489609 is an equidigital number, since it uses as much as digits as its factorization.

32489609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 32489609 is about 5699.9657016512. The cubic root of 32489609 is about 319.0912007525.

The spelling of 32489609 in words is "thirty-two million, four hundred eighty-nine thousand, six hundred nine".