487236443 has 2 divisors, whose sum is σ = 487236444. Its totient is φ = 487236442.

The previous prime is 487236433. The next prime is 487236479. The reversal of 487236443 is 344632784.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487236443 - 2⁸ = 487236187 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 487236443.

It is not a weakly prime, because it can be changed into another prime (487236403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243618221 + 243618222.

It is an arithmetic number, because the mean of its divisors is an integer number (243618222).

Almost surely, 2^487236443 is an apocalyptic number.

487236443 is a deficient number, since it is larger than the sum of its proper divisors (1).

487236443 is an equidigital number, since it uses as much as digits as its factorization.

487236443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 41.

The square root of 487236443 is about 22073.4329681633. The cubic root of 487236443 is about 786.8886020571. Note that the first 3 decimals are identical.

The spelling of 487236443 in words is "four hundred eighty-seven million, two hundred thirty-six thousand, four hundred forty-three".