32506987 has 2 divisors, whose sum is σ = 32506988. Its totient is φ = 32506986.

The previous prime is 32506963. The next prime is 32506997. The reversal of 32506987 is 78960523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32506987 - 2¹¹ = 32504939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32506997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16253493 + 16253494.

It is an arithmetic number, because the mean of its divisors is an integer number (16253494).

Almost surely, 2^32506987 is an apocalyptic number.

32506987 is a deficient number, since it is larger than the sum of its proper divisors (1).

32506987 is an equidigital number, since it uses as much as digits as its factorization.

32506987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 32506987 is about 5701.4898930017. The cubic root of 32506987 is about 319.1480823082.

The spelling of 32506987 in words is "thirty-two million, five hundred six thousand, nine hundred eighty-seven".