494134875 has 144 divisors (see below), whose sum is σ = 1015395264. Its totient is φ = 230630400.

The previous prime is 494134873. The next prime is 494134909. The reversal of 494134875 is 578431494.

It is not a de Polignac number, because 494134875 - 2¹ = 494134873 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 494134875.

It is not an unprimeable number, because it can be changed into a prime (494134871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4372819 + ... + 4372931.

It is an arithmetic number, because the mean of its divisors is an integer number (7051356).

Almost surely, 2^494134875 is an apocalyptic number.

494134875 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

494134875 is an abundant number, since it is smaller than the sum of its proper divisors (521260389).

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

494134875 is a wasteful number, since it uses less digits than its factorization.

494134875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 157 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 494134875 is about 22229.1447203890. The cubic root of 494134875 is about 790.5848763923.

The spelling of 494134875 in words is "four hundred ninety-four million, one hundred thirty-four thousand, eight hundred seventy-five".