489517802 has 8 divisors (see below), whose sum is σ = 746314212. Its totient is φ = 240746400.

The previous prime is 489517799. The next prime is 489517823. The reversal of 489517802 is 208715984.

It can be written as a sum of positive squares in 2 ways, for example, as 470499481 + 19018321 = 21691^2 + 4361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×489517802² = 479255356949822408, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2006099 + ... + 2006342.

Almost surely, 2^489517802 is an apocalyptic number.

489517802 is a deficient number, since it is larger than the sum of its proper divisors (256796410).

489517802 is a wasteful number, since it uses less digits than its factorization.

489517802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4012504.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 489517802 is about 22125.0491976854. The cubic root of 489517802 is about 788.1148245413.

The spelling of 489517802 in words is "four hundred eighty-nine million, five hundred seventeen thousand, eight hundred two".