489459501 has 6 divisors (see below), whose sum is σ = 706997070. Its totient is φ = 326306328.

The previous prime is 489459499. The next prime is 489459533. The reversal of 489459501 is 105954984.

489459501 is a `hidden beast` number, since 4 + 8 + 94 + 59 + 501 = 666.

It can be written as a sum of positive squares in only one way, i.e., 464359401 + 25100100 = 21549^2 + 5010^2 .

It is not a de Polignac number, because 489459501 - 2¹ = 489459499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489459401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27192186 + ... + 27192203.

It is an arithmetic number, because the mean of its divisors is an integer number (117832845).

Almost surely, 2^489459501 is an apocalyptic number.

It is an amenable number.

489459501 is a deficient number, since it is larger than the sum of its proper divisors (217537569).

489459501 is a wasteful number, since it uses less digits than its factorization.

489459501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54384395 (or 54384392 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 489459501 is about 22123.7316246604. The cubic root of 489459501 is about 788.0835354466.

It can be divided in two parts, 48 and 9459501, that added together give a palindrome (9459549).

The spelling of 489459501 in words is "four hundred eighty-nine million, four hundred fifty-nine thousand, five hundred one".