494136444 has 12 divisors (see below), whose sum is σ = 1152985064. Its totient is φ = 164712144.

The previous prime is 494136431. The next prime is 494136451. The reversal of 494136444 is 444631494.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 20589007 + ... + 20589030.

Almost surely, 2^494136444 is an apocalyptic number.

It is an amenable number.

494136444 is an abundant number, since it is smaller than the sum of its proper divisors (658848620).

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

494136444 is a wasteful number, since it uses less digits than its factorization.

494136444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41178044 (or 41178042 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The square root of 494136444 is about 22229.1800118673. The cubic root of 494136444 is about 790.5857131587.

The spelling of 494136444 in words is "four hundred ninety-four million, one hundred thirty-six thousand, four hundred forty-four".