487068731 has 2 divisors, whose sum is σ = 487068732. Its totient is φ = 487068730.

The previous prime is 487068727. The next prime is 487068737. The reversal of 487068731 is 137860784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487068731 - 2² = 487068727 is a prime.

It is a super-2 number, since 2×487068731² = 474471897435900722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (487068737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243534365 + 243534366.

It is an arithmetic number, because the mean of its divisors is an integer number (243534366).

Almost surely, 2^487068731 is an apocalyptic number.

487068731 is a deficient number, since it is larger than the sum of its proper divisors (1).

487068731 is an equidigital number, since it uses as much as digits as its factorization.

487068731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 487068731 is about 22069.6336852246. The cubic root of 487068731 is about 786.7983065357.

The spelling of 487068731 in words is "four hundred eighty-seven million, sixty-eight thousand, seven hundred thirty-one".