494225198 has 4 divisors (see below), whose sum is σ = 741337800. Its totient is φ = 247112598.

The previous prime is 494225161. The next prime is 494225227. The reversal of 494225198 is 891522494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 891522494 = 2 ⋅445761247.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123556298 + ... + 123556301.

It is an arithmetic number, because the mean of its divisors is an integer number (185334450).

Almost surely, 2^494225198 is an apocalyptic number.

494225198 is a deficient number, since it is larger than the sum of its proper divisors (247112602).

494225198 is a wasteful number, since it uses less digits than its factorization.

494225198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247112601.

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

The square root of 494225198 is about 22231.1762621774. The cubic root of 494225198 is about 790.6330438401.

The spelling of 494225198 in words is "four hundred ninety-four million, two hundred twenty-five thousand, one hundred ninety-eight".