489380346 has 192 divisors, whose sum is σ = 1399628160. Its totient is φ = 125556480.

The previous prime is 489380329. The next prime is 489380347. The reversal of 489380346 is 643083984.

It is not an unprimeable number, because it can be changed into a prime (489380347) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1410145 + ... + 1410491.

It is an arithmetic number, because the mean of its divisors is an integer number (7289730).

Almost surely, 2^489380346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489380346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (699814080).

489380346 is an abundant number, since it is smaller than the sum of its proper divisors (910247814).

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

489380346 is a wasteful number, since it uses less digits than its factorization.

489380346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 489380346 is about 22121.9426362153. The cubic root of 489380346 is about 788.0410504094.

The spelling of 489380346 in words is "four hundred eighty-nine million, three hundred eighty thousand, three hundred forty-six".