24089621 has 2 divisors, whose sum is σ = 24089622. Its totient is φ = 24089620.

The previous prime is 24089617. The next prime is 24089647. The reversal of 24089621 is 12698042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18748900 + 5340721 = 4330^2 + 2311^2 .

It is a cyclic number.

It is not a de Polignac number, because 24089621 - 2² = 24089617 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24080621) 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 as a sum of consecutive naturals, namely, 12044810 + 12044811.

It is an arithmetic number, because the mean of its divisors is an integer number (12044811).

Almost surely, 2^24089621 is an apocalyptic number.

It is an amenable number.

24089621 is a deficient number, since it is larger than the sum of its proper divisors (1).

24089621 is an equidigital number, since it uses as much as digits as its factorization.

24089621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 24089621 is about 4908.1178673703. The cubic root of 24089621 is about 288.8085120955.

The spelling of 24089621 in words is "twenty-four million, eighty-nine thousand, six hundred twenty-one".