24241421 has 4 divisors (see below), whose sum is σ = 24313692. Its totient is φ = 24169152.

The previous prime is 24241409. The next prime is 24241429. The reversal of 24241421 is 12414242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2292196 + 21949225 = 1514^2 + 4685^2 .

It is a cyclic number.

It is not a de Polignac number, because 24241421 - 2¹⁴ = 24225037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24241393 and 24241402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24241429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35630 + ... + 36303.

It is an arithmetic number, because the mean of its divisors is an integer number (6078423).

Almost surely, 2^24241421 is an apocalyptic number.

It is an amenable number.

24241421 is a deficient number, since it is larger than the sum of its proper divisors (72271).

24241421 is an equidigital number, since it uses as much as digits as its factorization.

24241421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72270.

The product of its digits is 512, while the sum is 20.

The square root of 24241421 is about 4923.5577583694. The cubic root of 24241421 is about 289.4138815937.

Adding to 24241421 its reverse (12414242), we get a palindrome (36655663).

The spelling of 24241421 in words is "twenty-four million, two hundred forty-one thousand, four hundred twenty-one".