489229087 has 2 divisors, whose sum is σ = 489229088. Its totient is φ = 489229086.

The previous prime is 489229049. The next prime is 489229099. The reversal of 489229087 is 780922984.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-489229087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 489229087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489229007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244614543 + 244614544.

It is an arithmetic number, because the mean of its divisors is an integer number (244614544).

Almost surely, 2^489229087 is an apocalyptic number.

489229087 is a deficient number, since it is larger than the sum of its proper divisors (1).

489229087 is an equidigital number, since it uses as much as digits as its factorization.

489229087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 489229087 is about 22118.5236170952. The cubic root of 489229087 is about 787.9598520906.

The spelling of 489229087 in words is "four hundred eighty-nine million, two hundred twenty-nine thousand, eighty-seven".