487506193 has 2 divisors, whose sum is σ = 487506194. Its totient is φ = 487506192.

The previous prime is 487506181. The next prime is 487506223. The reversal of 487506193 is 391605784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 425679424 + 61826769 = 20632^2 + 7863^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-487506193 is a prime.

It is not a weakly prime, because it can be changed into another prime (487507193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243753096 + 243753097.

It is an arithmetic number, because the mean of its divisors is an integer number (243753097).

Almost surely, 2^487506193 is an apocalyptic number.

It is an amenable number.

487506193 is a deficient number, since it is larger than the sum of its proper divisors (1).

487506193 is an equidigital number, since it uses as much as digits as its factorization.

487506193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 487506193 is about 22079.5424092077. The cubic root of 487506193 is about 787.0337910056.

The spelling of 487506193 in words is "four hundred eighty-seven million, five hundred six thousand, one hundred ninety-three".