442562984 has 16 divisors (see below), whose sum is σ = 837863520. Its totient is φ = 219132720.

The previous prime is 442562983. The next prime is 442563007. The reversal of 442562984 is 489265244.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (442562983) 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, 267722 + ... + 269369.

It is an arithmetic number, because the mean of its divisors is an integer number (52366470).

Almost surely, 2^442562984 is an apocalyptic number.

It is an amenable number.

442562984 is a deficient number, since it is larger than the sum of its proper divisors (395300536).

442562984 is a wasteful number, since it uses less digits than its factorization.

442562984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537200 (or 537196 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 442562984 is about 21037.1809898570. The cubic root of 442562984 is about 762.0644379388.

The spelling of 442562984 in words is "four hundred forty-two million, five hundred sixty-two thousand, nine hundred eighty-four".