68584444 has 6 divisors (see below), whose sum is σ = 120022784. Its totient is φ = 34292220.

The previous prime is 68584429. The next prime is 68584447. The reversal of 68584444 is 44448586.

It is a self number, because there is not a number n which added to its sum of digits gives 68584444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68584447) 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 as a sum of consecutive naturals, namely, 8573052 + ... + 8573059.

Almost surely, 2^68584444 is an apocalyptic number.

It is an amenable number.

68584444 is a deficient number, since it is larger than the sum of its proper divisors (51438340).

68584444 is a wasteful number, since it uses less digits than its factorization.

68584444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17146115 (or 17146113 counting only the distinct ones).

The product of its digits is 491520, while the sum is 43.

The square root of 68584444 is about 8281.5725559823. The cubic root of 68584444 is about 409.3315381399.

The spelling of 68584444 in words is "sixty-eight million, five hundred eighty-four thousand, four hundred forty-four".