494689320 has 192 divisors, whose sum is σ = 1747699200. Its totient is φ = 120890880.

The previous prime is 494689319. The next prime is 494689369. The reversal of 494689320 is 23986494.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 210874 + ... + 213206.

It is an arithmetic number, because the mean of its divisors is an integer number (9102600).

Almost surely, 2^494689320 is an apocalyptic number.

494689320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494689320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873849600).

494689320 is an abundant number, since it is smaller than the sum of its proper divisors (1253009880).

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

494689320 is a wasteful number, since it uses less digits than its factorization.

494689320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400 (or 2393 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 494689320 is about 22241.6123516259. The cubic root of 494689320 is about 790.8804583012.

The spelling of 494689320 in words is "four hundred ninety-four million, six hundred eighty-nine thousand, three hundred twenty".