442041204 has 96 divisors (see below), whose sum is σ = 1176569856. Its totient is φ = 127975680.

The previous prime is 442041203. The next prime is 442041211. The reversal of 442041204 is 402140244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442041203) 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 31 ways as a sum of consecutive naturals, for example, 265944 + ... + 267600.

It is an arithmetic number, because the mean of its divisors is an integer number (12255936).

Almost surely, 2^442041204 is an apocalyptic number.

442041204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 442041204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588284928).

442041204 is an abundant number, since it is smaller than the sum of its proper divisors (734528652).

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

442041204 is a wasteful number, since it uses less digits than its factorization.

442041204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765 (or 1763 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 442041204 is about 21024.7759560001. The cubic root of 442041204 is about 761.7648298474.

Adding to 442041204 its reverse (402140244), we get a palindrome (844181448).

The spelling of 442041204 in words is "four hundred forty-two million, forty-one thousand, two hundred four".