24102 has 24 divisors (see below), whose sum is σ = 56784. Its totient is φ = 7344.

The previous prime is 24097. The next prime is 24103. The reversal of 24102 is 20142.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24103) by changing a digit.

24102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183 + ... + 285.

It is an arithmetic number, because the mean of its divisors is an integer number (2366).

2²⁴¹⁰² is an apocalyptic number.

24102 is the 78-th decagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28392).

24102 is an abundant number, since it is smaller than the sum of its proper divisors (32682).

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

24102 is a wasteful number, since it uses less digits than its factorization.

24102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 24102 is about 155.2481883952. The cubic root of 24102 is about 28.8857973900.

Adding to 24102 its reverse (20142), we get a palindrome (44244).

The spelling of 24102 in words is "twenty-four thousand, one hundred two", and thus it is an iban number.