494030859 has 16 divisors (see below), whose sum is σ = 756756480. Its totient is φ = 280823040.

The previous prime is 494030839. The next prime is 494030891. The reversal of 494030859 is 958030494.

It is not a de Polignac number, because 494030859 - 2¹¹ = 494028811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494030859.

It is not an unprimeable number, because it can be changed into a prime (494030809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57574 + ... + 65595.

It is an arithmetic number, because the mean of its divisors is an integer number (47297280).

Almost surely, 2^494030859 is an apocalyptic number.

494030859 is a deficient number, since it is larger than the sum of its proper divisors (262725621).

494030859 is a wasteful number, since it uses less digits than its factorization.

494030859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123370.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 494030859 is about 22226.8049660764. The cubic root of 494030859 is about 790.5293994693.

The spelling of 494030859 in words is "four hundred ninety-four million, thirty thousand, eight hundred fifty-nine".