442463204 has 6 divisors (see below), whose sum is σ = 774310614. Its totient is φ = 221231600.

The previous prime is 442463183. The next prime is 442463207. The reversal of 442463204 is 402364244.

It can be written as a sum of positive squares in only one way, i.e., 436893604 + 5569600 = 20902^2 + 2360^2 .

It is not an unprimeable number, because it can be changed into a prime (442463207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55307897 + ... + 55307904.

It is an arithmetic number, because the mean of its divisors is an integer number (129051769).

Almost surely, 2^442463204 is an apocalyptic number.

It is an amenable number.

442463204 is a deficient number, since it is larger than the sum of its proper divisors (331847410).

442463204 is a wasteful number, since it uses less digits than its factorization.

442463204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110615805 (or 110615803 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 442463204 is about 21034.8093407095. The cubic root of 442463204 is about 762.0071620952.

The spelling of 442463204 in words is "four hundred forty-two million, four hundred sixty-three thousand, two hundred four".