494228442 has 8 divisors (see below), whose sum is σ = 988456896. Its totient is φ = 164742812.

The previous prime is 494228407. The next prime is 494228461. The reversal of 494228442 is 244822494.

494228442 is nontrivially palindromic in base 7.

It is a sphenic number, since it is the product of 3 distinct primes.

494228442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 494228442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41185698 + ... + 41185709.

It is an arithmetic number, because the mean of its divisors is an integer number (123557112).

Almost surely, 2^494228442 is an apocalyptic number.

494228442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

494228442 is a wasteful number, since it uses less digits than its factorization.

494228442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82371412.

The product of its digits is 147456, while the sum is 39.

The square root of 494228442 is about 22231.2492226595. The cubic root of 494228442 is about 790.6347736912.

The spelling of 494228442 in words is "four hundred ninety-four million, two hundred twenty-eight thousand, four hundred forty-two".