24420859 has 2 divisors, whose sum is σ = 24420860. Its totient is φ = 24420858.

The previous prime is 24420829. The next prime is 24420881. The reversal of 24420859 is 95802442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24420859 - 2⁷ = 24420731 is a prime.

It is not a weakly prime, because it can be changed into another prime (24420829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12210429 + 12210430.

It is an arithmetic number, because the mean of its divisors is an integer number (12210430).

Almost surely, 2^24420859 is an apocalyptic number.

24420859 is a deficient number, since it is larger than the sum of its proper divisors (1).

24420859 is an equidigital number, since it uses as much as digits as its factorization.

24420859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 24420859 is about 4941.7465535982. The cubic root of 24420859 is about 290.1262193331.

The spelling of 24420859 in words is "twenty-four million, four hundred twenty thousand, eight hundred fifty-nine".