32790487 has 2 divisors, whose sum is σ = 32790488. Its totient is φ = 32790486.

The previous prime is 32790463. The next prime is 32790491. The reversal of 32790487 is 78409723.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32790487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32790497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16395243 + 16395244.

It is an arithmetic number, because the mean of its divisors is an integer number (16395244).

Almost surely, 2^32790487 is an apocalyptic number.

32790487 is a deficient number, since it is larger than the sum of its proper divisors (1).

32790487 is an equidigital number, since it uses as much as digits as its factorization.

32790487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 32790487 is about 5726.2978441573. The cubic root of 32790487 is about 320.0731831317.

The spelling of 32790487 in words is "thirty-two million, seven hundred ninety thousand, four hundred eighty-seven".