482487989 has 2 divisors, whose sum is σ = 482487990. Its totient is φ = 482487988.

The previous prime is 482487983. The next prime is 482488007. The reversal of 482487989 is 989784284.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476679889 + 5808100 = 21833^2 + 2410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-482487989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (482487983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241243994 + 241243995.

It is an arithmetic number, because the mean of its divisors is an integer number (241243995).

Almost surely, 2^482487989 is an apocalyptic number.

It is an amenable number.

482487989 is a deficient number, since it is larger than the sum of its proper divisors (1).

482487989 is an equidigital number, since it uses as much as digits as its factorization.

482487989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9289728, while the sum is 59.

The square root of 482487989 is about 21965.6092335268. The cubic root of 482487989 is about 784.3239958983.

The spelling of 482487989 in words is "four hundred eighty-two million, four hundred eighty-seven thousand, nine hundred eighty-nine".