442103 has 6 divisors (see below), whose sum is σ = 454872. Its totient is φ = 429680.

The previous prime is 442097. The next prime is 442109. The reversal of 442103 is 301244.

It is an interprime number because it is at equal distance from previous prime (442097) and next prime (442109).

It is not a de Polignac number, because 442103 - 2¹⁰ = 441079 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1550 + ... + 1812.

It is an arithmetic number, because the mean of its divisors is an integer number (75812).

2⁴⁴²¹⁰³ is an apocalyptic number.

442103 is a deficient number, since it is larger than the sum of its proper divisors (12769).

442103 is an equidigital number, since it uses as much as digits as its factorization.

442103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 442103 is about 664.9082643493. The cubic root of 442103 is about 76.1800325653.

Adding to 442103 its reverse (301244), we get a palindrome (743347).

It can be divided in two parts, 442 and 103, that added together give a palindrome (545).

The spelling of 442103 in words is "four hundred forty-two thousand, one hundred three", and thus it is an iban number.