442673912 has 16 divisors (see below), whose sum is σ = 832971600. Its totient is φ = 220548160.

The previous prime is 442673911. The next prime is 442673921. The reversal of 442673912 is 219376244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442673911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96212 + ... + 100707.

It is an arithmetic number, because the mean of its divisors is an integer number (52060725).

Almost surely, 2^442673912 is an apocalyptic number.

It is an amenable number.

442673912 is a deficient number, since it is larger than the sum of its proper divisors (390297688).

442673912 is a wasteful number, since it uses less digits than its factorization.

442673912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197206 (or 197202 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 442673912 is about 21039.8172995870. The cubic root of 442673912 is about 762.1281028673.

The spelling of 442673912 in words is "four hundred forty-two million, six hundred seventy-three thousand, nine hundred twelve".