24052021 has 4 divisors (see below), whose sum is σ = 27488032. Its totient is φ = 20616012.

The previous prime is 24052019. The next prime is 24052069. The reversal of 24052021 is 12025042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 24052021 - 2¹ = 24052019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24051986 and 24052004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24052121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717995 + ... + 1718008.

It is an arithmetic number, because the mean of its divisors is an integer number (6872008).

Almost surely, 2^24052021 is an apocalyptic number.

It is an amenable number.

24052021 is a deficient number, since it is larger than the sum of its proper divisors (3436011).

24052021 is an equidigital number, since it uses as much as digits as its factorization.

24052021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436010.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 24052021 is about 4904.2859826890. The cubic root of 24052021 is about 288.6581727333.

Adding to 24052021 its reverse (12025042), we get a palindrome (36077063).

The spelling of 24052021 in words is "twenty-four million, fifty-two thousand, twenty-one".