442024216 has 8 divisors (see below), whose sum is σ = 828795420. Its totient is φ = 221012104.

The previous prime is 442024213. The next prime is 442024217. The reversal of 442024216 is 612420244.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442024213) 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, 27626506 + ... + 27626521.

Almost surely, 2^442024216 is an apocalyptic number.

It is an amenable number.

442024216 is a deficient number, since it is larger than the sum of its proper divisors (386771204).

442024216 is a wasteful number, since it uses less digits than its factorization.

442024216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55253033 (or 55253029 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 442024216 is about 21024.3719525697. The cubic root of 442024216 is about 761.7550713101.

The spelling of 442024216 in words is "four hundred forty-two million, twenty-four thousand, two hundred sixteen".