487374739 has 2 divisors, whose sum is σ = 487374740. Its totient is φ = 487374738.

The previous prime is 487374733. The next prime is 487374781. The reversal of 487374739 is 937473784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487374739 - 2³ = 487374731 is a prime.

It is not a weakly prime, because it can be changed into another prime (487374731) 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, 243687369 + 243687370.

It is an arithmetic number, because the mean of its divisors is an integer number (243687370).

Almost surely, 2^487374739 is an apocalyptic number.

487374739 is a deficient number, since it is larger than the sum of its proper divisors (1).

487374739 is an equidigital number, since it uses as much as digits as its factorization.

487374739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3556224, while the sum is 52.

The square root of 487374739 is about 22076.5653805115. The cubic root of 487374739 is about 786.9630445263.

The spelling of 487374739 in words is "four hundred eighty-seven million, three hundred seventy-four thousand, seven hundred thirty-nine".