442066576 has 20 divisors (see below), whose sum is σ = 978861952. Its totient is φ = 189457056.

The previous prime is 442066561. The next prime is 442066577. The reversal of 442066576 is 675660244.

It is not an unprimeable number, because it can be changed into a prime (442066577) 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 in 3 ways as a sum of consecutive naturals, for example, 1973400 + ... + 1973623.

Almost surely, 2^442066576 is an apocalyptic number.

It is an amenable number.

442066576 is an abundant number, since it is smaller than the sum of its proper divisors (536795376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442066576 is a wasteful number, since it uses less digits than its factorization.

442066576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947038 (or 3947032 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The square root of 442066576 is about 21025.3793307041. The cubic root of 442066576 is about 761.7794039997.

The spelling of 442066576 in words is "four hundred forty-two million, sixty-six thousand, five hundred seventy-six".