442032100 has 36 divisors (see below), whose sum is σ = 990158848. Its totient is φ = 171108000.

The previous prime is 442032083. The next prime is 442032103. The reversal of 442032100 is 1230244.

It is not an unprimeable number, because it can be changed into a prime (442032103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68196 + ... + 74395.

Almost surely, 2^442032100 is an apocalyptic number.

It is an amenable number.

442032100 is an abundant number, since it is smaller than the sum of its proper divisors (548126748).

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

442032100 is a wasteful number, since it uses less digits than its factorization.

442032100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142636 (or 142629 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 442032100 is about 21024.5594484165. The cubic root of 442032100 is about 761.7596002032.

Adding to 442032100 its reverse (1230244), we get a palindrome (443262344).

The spelling of 442032100 in words is "four hundred forty-two million, thirty-two thousand, one hundred".