32915243 has 2 divisors, whose sum is σ = 32915244. Its totient is φ = 32915242.

The previous prime is 32915219. The next prime is 32915249. The reversal of 32915243 is 34251923.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32915243 - 2²⁴ = 16138027 is a prime.

It is not a weakly prime, because it can be changed into another prime (32915249) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16457621 + 16457622.

It is an arithmetic number, because the mean of its divisors is an integer number (16457622).

Almost surely, 2^32915243 is an apocalyptic number.

32915243 is a deficient number, since it is larger than the sum of its proper divisors (1).

32915243 is an equidigital number, since it uses as much as digits as its factorization.

32915243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 32915243 is about 5737.1807536455. The cubic root of 32915243 is about 320.4785905061.

The spelling of 32915243 in words is "thirty-two million, nine hundred fifteen thousand, two hundred forty-three".