32606989 has 2 divisors, whose sum is σ = 32606990. Its totient is φ = 32606988.

The previous prime is 32606929. The next prime is 32606993. The reversal of 32606989 is 98960623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29214025 + 3392964 = 5405^2 + 1842^2 .

It is an emirp because it is prime and its reverse (98960623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32606989 - 2¹¹ = 32604941 is a prime.

It is a super-2 number, since 2×32606989² = 2126431463292242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32606909) 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, 16303494 + 16303495.

It is an arithmetic number, because the mean of its divisors is an integer number (16303495).

Almost surely, 2^32606989 is an apocalyptic number.

It is an amenable number.

32606989 is a deficient number, since it is larger than the sum of its proper divisors (1).

32606989 is an equidigital number, since it uses as much as digits as its factorization.

32606989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 32606989 is about 5710.2529716292. The cubic root of 32606989 is about 319.4750148426.

The spelling of 32606989 in words is "thirty-two million, six hundred six thousand, nine hundred eighty-nine".