442433113 has 4 divisors (see below), whose sum is σ = 442477008. Its totient is φ = 442389220.

The previous prime is 442433111. The next prime is 442433119. The reversal of 442433113 is 311334244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 442433113 - 2¹ = 442433111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442433111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1578 + ... + 29788.

It is an arithmetic number, because the mean of its divisors is an integer number (110619252).

Almost surely, 2^442433113 is an apocalyptic number.

It is an amenable number.

442433113 is a deficient number, since it is larger than the sum of its proper divisors (43895).

442433113 is a wasteful number, since it uses less digits than its factorization.

442433113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43894.

The product of its digits is 3456, while the sum is 25.

The square root of 442433113 is about 21034.0940617845. The cubic root of 442433113 is about 761.9898875308.

Adding to 442433113 its reverse (311334244), we get a palindrome (753767357).

The spelling of 442433113 in words is "four hundred forty-two million, four hundred thirty-three thousand, one hundred thirteen".