494488134 has 48 divisors (see below), whose sum is σ = 1228481280. Its totient is φ = 140816880.

The previous prime is 494488133. The next prime is 494488139. The reversal of 494488134 is 431884494.

It is a self number, because there is not a number n which added to its sum of digits gives 494488134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494488133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32877 + ... + 45495.

It is an arithmetic number, because the mean of its divisors is an integer number (25593360).

Almost surely, 2^494488134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494488134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614240640).

494488134 is an abundant number, since it is smaller than the sum of its proper divisors (733993146).

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

494488134 is a wasteful number, since it uses less digits than its factorization.

494488134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12945 (or 12942 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 494488134 is about 22237.0891530344. The cubic root of 494488134 is about 790.7732289457.

The spelling of 494488134 in words is "four hundred ninety-four million, four hundred eighty-eight thousand, one hundred thirty-four".