489834386 has 8 divisors (see below), whose sum is σ = 738559164. Its totient is φ = 243648000.

The previous prime is 489834361. The next prime is 489834391. The reversal of 489834386 is 683438984.

It can be written as a sum of positive squares in 2 ways, for example, as 472236361 + 17598025 = 21731^2 + 4195^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634115 + ... + 634886.

Almost surely, 2^489834386 is an apocalyptic number.

489834386 is a deficient number, since it is larger than the sum of its proper divisors (248724778).

489834386 is a wasteful number, since it uses less digits than its factorization.

489834386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269196.

The product of its digits is 3981312, while the sum is 53.

The square root of 489834386 is about 22132.2024660900. The cubic root of 489834386 is about 788.2846861036.

The spelling of 489834386 in words is "four hundred eighty-nine million, eight hundred thirty-four thousand, three hundred eighty-six".