494940 has 48 divisors (see below), whose sum is σ = 1417248. Its totient is φ = 129024.

The previous prime is 494939. The next prime is 494959. The reversal of 494940 is 49494.

494940 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 494898 and 494907.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4324 + ... + 4436.

It is an arithmetic number, because the mean of its divisors is an integer number (29526).

2⁴⁹⁴⁹⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708624).

494940 is an abundant number, since it is smaller than the sum of its proper divisors (922308).

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

494940 is a wasteful number, since it uses less digits than its factorization.

494940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 494940 is about 703.5197225380. The cubic root of 494940 is about 79.1014026601.

The spelling of 494940 in words is "four hundred ninety-four thousand, nine hundred forty".