489829854 has 32 divisors (see below), whose sum is σ = 995270400. Its totient is φ = 160684992.

The previous prime is 489829841. The next prime is 489829867. The reversal of 489829854 is 458928984.

It is an interprime number because it is at equal distance from previous prime (489829841) and next prime (489829867).

It is a super-2 number, since 2×489829854² = 479866571739322632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 489829794 and 489829803.

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 15 ways as a sum of consecutive naturals, for example, 261429 + ... + 263295.

It is an arithmetic number, because the mean of its divisors is an integer number (31102200).

Almost surely, 2^489829854 is an apocalyptic number.

489829854 is an abundant number, since it is smaller than the sum of its proper divisors (505440546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489829854 is a wasteful number, since it uses less digits than its factorization.

489829854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544.

The product of its digits is 6635520, while the sum is 57.

The square root of 489829854 is about 22132.1000811039. The cubic root of 489829854 is about 788.2822549981.

The spelling of 489829854 in words is "four hundred eighty-nine million, eight hundred twenty-nine thousand, eight hundred fifty-four".