24402 has 24 divisors (see below), whose sum is σ = 57456. Its totient is φ = 6888.

The previous prime is 24391. The next prime is 24407. The reversal of 24402 is 20442.

It is not an unprimeable number, because it can be changed into a prime (24407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253 + ... + 335.

It is an arithmetic number, because the mean of its divisors is an integer number (2394).

2²⁴⁴⁰² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28728).

24402 is an abundant number, since it is smaller than the sum of its proper divisors (33054).

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

24402 is a wasteful number, since it uses less digits than its factorization.

24402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 24402 is about 156.2113952309. The cubic root of 24402 is about 29.0051516809.

Adding to 24402 its reverse (20442), we get a palindrome (44844).

It can be divided in two parts, 2440 and 2, that added together give a palindrome (2442).

The spelling of 24402 in words is "twenty-four thousand, four hundred two", and thus it is an iban number.