489353747 has 2 divisors, whose sum is σ = 489353748. Its totient is φ = 489353746.

The previous prime is 489353741. The next prime is 489353783. The reversal of 489353747 is 747353984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 489353747 - 2⁴ = 489353731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 489353695 and 489353704.

It is not a weakly prime, because it can be changed into another prime (489353741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244676873 + 244676874.

It is an arithmetic number, because the mean of its divisors is an integer number (244676874).

Almost surely, 2^489353747 is an apocalyptic number.

489353747 is a deficient number, since it is larger than the sum of its proper divisors (1).

489353747 is an equidigital number, since it uses as much as digits as its factorization.

489353747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 50.

The square root of 489353747 is about 22121.3414376253. The cubic root of 489353747 is about 788.0267728413.

The spelling of 489353747 in words is "four hundred eighty-nine million, three hundred fifty-three thousand, seven hundred forty-seven".