494190548 has 12 divisors (see below), whose sum is σ = 885927252. Its totient is φ = 241068480.

The previous prime is 494190547. The next prime is 494190563. The reversal of 494190548 is 845091494.

It can be written as a sum of positive squares in 2 ways, for example, as 93470224 + 400720324 = 9668^2 + 20018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 494190499 and 494190508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494190547) 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 3 ways as a sum of consecutive naturals, for example, 1506515 + ... + 1506842.

It is an arithmetic number, because the mean of its divisors is an integer number (73827271).

Almost surely, 2^494190548 is an apocalyptic number.

It is an amenable number.

494190548 is a deficient number, since it is larger than the sum of its proper divisors (391736704).

494190548 is a wasteful number, since it uses less digits than its factorization.

494190548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3013402 (or 3013400 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 494190548 is about 22230.3969375268. The cubic root of 494190548 is about 790.6145663826.

The spelling of 494190548 in words is "four hundred ninety-four million, one hundred ninety thousand, five hundred forty-eight".