32530189 has 2 divisors, whose sum is σ = 32530190. Its totient is φ = 32530188.

The previous prime is 32530177. The next prime is 32530193. The reversal of 32530189 is 98103523.

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., 28708164 + 3822025 = 5358^2 + 1955^2 .

It is a cyclic number.

It is not a de Polignac number, because 32530189 - 2¹³ = 32521997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32530189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32534189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16265094 + 16265095.

It is an arithmetic number, because the mean of its divisors is an integer number (16265095).

Almost surely, 2^32530189 is an apocalyptic number.

It is an amenable number.

32530189 is a deficient number, since it is larger than the sum of its proper divisors (1).

32530189 is an equidigital number, since it uses as much as digits as its factorization.

32530189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 32530189 is about 5703.5242613668. The cubic root of 32530189 is about 319.2239953496.

The spelling of 32530189 in words is "thirty-two million, five hundred thirty thousand, one hundred eighty-nine".