32609189 has 2 divisors, whose sum is σ = 32609190. Its totient is φ = 32609188.

The previous prime is 32609177. The next prime is 32609191. The reversal of 32609189 is 98190623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19228225 + 13380964 = 4385^2 + 3658^2 .

It is a cyclic number.

It is not a de Polignac number, because 32609189 - 2¹² = 32605093 is a prime.

Together with 32609191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32609119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16304594 + 16304595.

It is an arithmetic number, because the mean of its divisors is an integer number (16304595).

Almost surely, 2^32609189 is an apocalyptic number.

It is an amenable number.

32609189 is a deficient number, since it is larger than the sum of its proper divisors (1).

32609189 is an equidigital number, since it uses as much as digits as its factorization.

32609189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 32609189 is about 5710.4456043290. The cubic root of 32609189 is about 319.4821996952.

The spelling of 32609189 in words is "thirty-two million, six hundred nine thousand, one hundred eighty-nine".