442112034 has 32 divisors (see below), whose sum is σ = 1088277120. Its totient is φ = 116600832.

The previous prime is 442111997. The next prime is 442112059. The reversal of 442112034 is 430211244.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 442112034.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404319 + ... + 405410.

It is an arithmetic number, because the mean of its divisors is an integer number (34008660).

Almost surely, 2^442112034 is an apocalyptic number.

442112034 is an abundant number, since it is smaller than the sum of its proper divisors (646165086).

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

442112034 is a wasteful number, since it uses less digits than its factorization.

442112034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809754.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 442112034 is about 21026.4603297845. The cubic root of 442112034 is about 761.8055145323.

Adding to 442112034 its reverse (430211244), we get a palindrome (872323278).

The spelling of 442112034 in words is "four hundred forty-two million, one hundred twelve thousand, thirty-four".