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14442 = 232983

14442 has 16 divisors (see below), whose sum is σ = 30240. Its totient is φ = 4592.

The previous prime is 14437. The next prime is 14447. The reversal of 14442 is 24441.

Adding to 14442 its reverse (24441), we get a palindrome (38883).

Subtracting 14442 from its reverse (24441), we obtain a palindrome (9999).

14442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14437) and next prime (14447).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 14442.

It is not an unprimeable number, because it can be changed into a prime (14447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133 + ... + 215.

It is an arithmetic number, because the mean of its divisors is an integer number (1890).

214442 is an apocalyptic number.

14442 is an abundant number, since it is smaller than the sum of its proper divisors (15798).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15120).

14442 is a wasteful number, since it uses less digits than its factorization.

14442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117.

The product of its digits is 128, while the sum is 15.

The square root of 14442 is about 120.1748725816. The cubic root of 14442 is about 24.3524380313.

The spelling of 14442 in words is "fourteen thousand, four hundred forty-two", and thus it is an iban number.

Divisors: 1 2 3 6 29 58 83 87 166 174 249 498 2407 4814 7221 14442