32428589 has 2 divisors, whose sum is σ = 32428590. Its totient is φ = 32428588.

The previous prime is 32428577. The next prime is 32428601. The reversal of 32428589 is 98582423.

It is a balanced prime because it is at equal distance from previous prime (32428577) and next prime (32428601).

It can be written as a sum of positive squares in only one way, i.e., 23843689 + 8584900 = 4883^2 + 2930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32428589 is a prime.

It is a super-2 number, since 2×32428589² = 2103226769061842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32428519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16214294 + 16214295.

It is an arithmetic number, because the mean of its divisors is an integer number (16214295).

Almost surely, 2^32428589 is an apocalyptic number.

It is an amenable number.

32428589 is a deficient number, since it is larger than the sum of its proper divisors (1).

32428589 is an equidigital number, since it uses as much as digits as its factorization.

32428589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 41.

The square root of 32428589 is about 5694.6105222394. The cubic root of 32428589 is about 318.8913096887.

The spelling of 32428589 in words is "thirty-two million, four hundred twenty-eight thousand, five hundred eighty-nine".