442024012 has 6 divisors (see below), whose sum is σ = 773542028. Its totient is φ = 221012004.

The previous prime is 442024007. The next prime is 442024013. The reversal of 442024012 is 210420244.

It is a super-2 number, since 2×442024012² = 390770454369152288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442024013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55252998 + ... + 55253005.

Almost surely, 2^442024012 is an apocalyptic number.

It is an amenable number.

442024012 is a deficient number, since it is larger than the sum of its proper divisors (331518016).

442024012 is a wasteful number, since it uses less digits than its factorization.

442024012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110506007 (or 110506005 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 442024012 is about 21024.3671010568. The cubic root of 442024012 is about 761.7549541235.

Adding to 442024012 its reverse (210420244), we get a palindrome (652444256).

The spelling of 442024012 in words is "four hundred forty-two million, twenty-four thousand, twelve".