442444102 has 16 divisors (see below), whose sum is σ = 676800432. Its totient is φ = 216868320.

The previous prime is 442444069. The next prime is 442444109. The reversal of 442444102 is 201444244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442444109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31548 + ... + 43360.

It is an arithmetic number, because the mean of its divisors is an integer number (42300027).

Almost surely, 2^442444102 is an apocalyptic number.

442444102 is a deficient number, since it is larger than the sum of its proper divisors (234356330).

442444102 is a wasteful number, since it uses less digits than its factorization.

442444102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12183.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 442444102 is about 21034.3552789240. The cubic root of 442444102 is about 761.9961961586.

Adding to 442444102 its reverse (201444244), we get a palindrome (643888346).

The spelling of 442444102 in words is "four hundred forty-two million, four hundred forty-four thousand, one hundred two".