487253867 has 2 divisors, whose sum is σ = 487253868. Its totient is φ = 487253866.

The previous prime is 487253863. The next prime is 487253887. The reversal of 487253867 is 768352784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487253867 - 2² = 487253863 is a prime.

It is not a weakly prime, because it can be changed into another prime (487253863) 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, 243626933 + 243626934.

It is an arithmetic number, because the mean of its divisors is an integer number (243626934).

Almost surely, 2^487253867 is an apocalyptic number.

487253867 is a deficient number, since it is larger than the sum of its proper divisors (1).

487253867 is an equidigital number, since it uses as much as digits as its factorization.

487253867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2257920, while the sum is 50.

The square root of 487253867 is about 22073.8276472387. The cubic root of 487253867 is about 786.8979818861.

The spelling of 487253867 in words is "four hundred eighty-seven million, two hundred fifty-three thousand, eight hundred sixty-seven".