442230572 has 24 divisors (see below), whose sum is σ = 892733184. Its totient is φ = 187754832.

The previous prime is 442230563. The next prime is 442230583. The reversal of 442230572 is 275032244.

It is a super-2 number, since 2×442230572² = 391135757622894368, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 70808 + ... + 76799.

It is an arithmetic number, because the mean of its divisors is an integer number (37197216).

Almost surely, 2^442230572 is an apocalyptic number.

It is an amenable number.

442230572 is an abundant number, since it is smaller than the sum of its proper divisors (450502612).

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

442230572 is a wasteful number, since it uses less digits than its factorization.

442230572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147725 (or 147723 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 442230572 is about 21029.2789224928. The cubic root of 442230572 is about 761.8735929270.

The spelling of 442230572 in words is "four hundred forty-two million, two hundred thirty thousand, five hundred seventy-two".