489517803 has 16 divisors (see below), whose sum is σ = 726522240. Its totient is φ = 325755432.

The previous prime is 489517799. The next prime is 489517823. The reversal of 489517803 is 308715984.

It is not a de Polignac number, because 489517803 - 2² = 489517799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489517823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 901 + ... + 31302.

It is an arithmetic number, because the mean of its divisors is an integer number (45407640).

Almost surely, 2^489517803 is an apocalyptic number.

489517803 is a deficient number, since it is larger than the sum of its proper divisors (237004437).

489517803 is a wasteful number, since it uses less digits than its factorization.

489517803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32775 (or 32769 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 489517803 is about 22125.0492202842. The cubic root of 489517803 is about 788.1148250780.

The spelling of 489517803 in words is "four hundred eighty-nine million, five hundred seventeen thousand, eight hundred three".