487806547 has 2 divisors, whose sum is σ = 487806548. Its totient is φ = 487806546.

The previous prime is 487806533. The next prime is 487806559. The reversal of 487806547 is 745608784.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 487806547 - 2¹⁵ = 487773779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 487806547.

It is not a weakly prime, because it can be changed into another prime (487806587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243903273 + 243903274.

It is an arithmetic number, because the mean of its divisors is an integer number (243903274).

Almost surely, 2^487806547 is an apocalyptic number.

487806547 is a deficient number, since it is larger than the sum of its proper divisors (1).

487806547 is an equidigital number, since it uses as much as digits as its factorization.

487806547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The square root of 487806547 is about 22086.3429974272. The cubic root of 487806547 is about 787.1953891013.

The spelling of 487806547 in words is "four hundred eighty-seven million, eight hundred six thousand, five hundred forty-seven".