24421039 has 2 divisors, whose sum is σ = 24421040. Its totient is φ = 24421038.

The previous prime is 24421021. The next prime is 24421051. The reversal of 24421039 is 93012442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24421039 - 2⁹ = 24420527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24421139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12210519 + 12210520.

It is an arithmetic number, because the mean of its divisors is an integer number (12210520).

Almost surely, 2^24421039 is an apocalyptic number.

24421039 is a deficient number, since it is larger than the sum of its proper divisors (1).

24421039 is an equidigital number, since it uses as much as digits as its factorization.

24421039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 24421039 is about 4941.7647657492. The cubic root of 24421039 is about 290.1269321471.

It can be divided in two parts, 2442 and 1039, that added together give a square (3481 = 59²).

The spelling of 24421039 in words is "twenty-four million, four hundred twenty-one thousand, thirty-nine".