489495015 has 96 divisors (see below), whose sum is σ = 932264640. Its totient is φ = 243419904.

The previous prime is 489495001. The next prime is 489495067. The reversal of 489495015 is 510594984.

489495015 = 3013² + 3014² + ... + 3065².

It is not a de Polignac number, because 489495015 - 2¹⁵ = 489462247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9235729 + ... + 9235781.

It is an arithmetic number, because the mean of its divisors is an integer number (9711090).

Almost surely, 2^489495015 is an apocalyptic number.

489495015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

489495015 is a deficient number, since it is larger than the sum of its proper divisors (442769625).

489495015 is a wasteful number, since it uses less digits than its factorization.

489495015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 141 counting only the distinct ones).

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

The square root of 489495015 is about 22124.5342323855. The cubic root of 489495015 is about 788.1025954653.

The spelling of 489495015 in words is "four hundred eighty-nine million, four hundred ninety-five thousand, fifteen".