489481801 has 2 divisors, whose sum is σ = 489481802. Its totient is φ = 489481800.

The previous prime is 489481789. The next prime is 489481813. The reversal of 489481801 is 108184984.

It is a balanced prime because it is at equal distance from previous prime (489481789) and next prime (489481813).

It can be written as a sum of positive squares in only one way, i.e., 265201225 + 224280576 = 16285^2 + 14976^2 .

It is a cyclic number.

It is not a de Polignac number, because 489481801 - 2¹⁵ = 489449033 is a prime.

It is not a weakly prime, because it can be changed into another prime (489481841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244740900 + 244740901.

It is an arithmetic number, because the mean of its divisors is an integer number (244740901).

Almost surely, 2^489481801 is an apocalyptic number.

It is an amenable number.

489481801 is a deficient number, since it is larger than the sum of its proper divisors (1).

489481801 is an equidigital number, since it uses as much as digits as its factorization.

489481801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 43.

The square root of 489481801 is about 22124.2356026146. The cubic root of 489481801 is about 788.0955037476.

It can be divided in two parts, 48 and 9481801, that added together give a palindrome (9481849).

The spelling of 489481801 in words is "four hundred eighty-nine million, four hundred eighty-one thousand, eight hundred one".