442473316 has 12 divisors (see below), whose sum is σ = 778220800. Its totient is φ = 220124520.

The previous prime is 442473307. The next prime is 442473359. The reversal of 442473316 is 613374244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277140 + ... + 278731.

Almost surely, 2^442473316 is an apocalyptic number.

It is an amenable number.

442473316 is a deficient number, since it is larger than the sum of its proper divisors (335747484).

442473316 is a wasteful number, since it uses less digits than its factorization.

442473316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556074 (or 556072 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 442473316 is about 21035.0497028174. The cubic root of 442473316 is about 762.0129669905.

The spelling of 442473316 in words is "four hundred forty-two million, four hundred seventy-three thousand, three hundred sixteen".