442004102 has 4 divisors (see below), whose sum is σ = 663006156. Its totient is φ = 221002050.

The previous prime is 442004099. The next prime is 442004113. The reversal of 442004102 is 201400244.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 110501024 + ... + 110501027.

It is an arithmetic number, because the mean of its divisors is an integer number (165751539).

Almost surely, 2^442004102 is an apocalyptic number.

442004102 is a deficient number, since it is larger than the sum of its proper divisors (221002054).

442004102 is a wasteful number, since it uses less digits than its factorization.

442004102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221002053.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 442004102 is about 21023.8935975237. The cubic root of 442004102 is about 761.7435167592.

Adding to 442004102 its reverse (201400244), we get a palindrome (643404346).

The spelling of 442004102 in words is "four hundred forty-two million, four thousand, one hundred two".