32106493 has 2 divisors, whose sum is σ = 32106494. Its totient is φ = 32106492.

The previous prime is 32106479. The next prime is 32106497. The reversal of 32106493 is 39460123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22638564 + 9467929 = 4758^2 + 3077^2 .

It is an emirp because it is prime and its reverse (39460123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32106493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32106497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16053246 + 16053247.

It is an arithmetic number, because the mean of its divisors is an integer number (16053247).

Almost surely, 2^32106493 is an apocalyptic number.

It is an amenable number.

32106493 is a deficient number, since it is larger than the sum of its proper divisors (1).

32106493 is an equidigital number, since it uses as much as digits as its factorization.

32106493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 32106493 is about 5666.2591716228. The cubic root of 32106493 is about 317.8320018975.

The spelling of 32106493 in words is "thirty-two million, one hundred six thousand, four hundred ninety-three".