442474768 has 10 divisors (see below), whose sum is σ = 857294894. Its totient is φ = 221237376.

The previous prime is 442474741. The next prime is 442474817. The reversal of 442474768 is 867474244.

It can be written as a sum of positive squares in only one way, i.e., 349390864 + 93083904 = 18692^2 + 9648^2 .

It is an unprimeable number.

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, 13827321 + ... + 13827352.

Almost surely, 2^442474768 is an apocalyptic number.

It is an amenable number.

442474768 is a deficient number, since it is larger than the sum of its proper divisors (414820126).

442474768 is a wasteful number, since it uses less digits than its factorization.

442474768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27654681 (or 27654675 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 46.

The square root of 442474768 is about 21035.0842166130. The cubic root of 442474768 is about 762.0138005184.

The spelling of 442474768 in words is "four hundred forty-two million, four hundred seventy-four thousand, seven hundred sixty-eight".