442342103 has 4 divisors (see below), whose sum is σ = 505533840. Its totient is φ = 379150368.

The previous prime is 442342073. The next prime is 442342123. The reversal of 442342103 is 301243244.

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

It is a cyclic number.

It is not a de Polignac number, because 442342103 - 2⁶ = 442342039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442342123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31595858 + ... + 31595871.

It is an arithmetic number, because the mean of its divisors is an integer number (126383460).

Almost surely, 2^442342103 is an apocalyptic number.

442342103 is a deficient number, since it is larger than the sum of its proper divisors (63191737).

442342103 is an equidigital number, since it uses as much as digits as its factorization.

442342103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63191736.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 442342103 is about 21031.9305580824. The cubic root of 442342103 is about 761.9376359751.

Adding to 442342103 its reverse (301243244), we get a palindrome (743585347).

The spelling of 442342103 in words is "four hundred forty-two million, three hundred forty-two thousand, one hundred three".