24839855 has 4 divisors (see below), whose sum is σ = 29807832. Its totient is φ = 19871880.

The previous prime is 24839849. The next prime is 24839861. The reversal of 24839855 is 55893842.

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

It is an interprime number because it is at equal distance from previous prime (24839849) and next prime (24839861).

It is not a de Polignac number, because 24839855 - 2⁶ = 24839791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2483981 + ... + 2483990.

It is an arithmetic number, because the mean of its divisors is an integer number (7451958).

Almost surely, 2^24839855 is an apocalyptic number.

24839855 is a deficient number, since it is larger than the sum of its proper divisors (4967977).

24839855 is an equidigital number, since it uses as much as digits as its factorization.

24839855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967976.

The product of its digits is 345600, while the sum is 44.

The square root of 24839855 is about 4983.9597711057. The cubic root of 24839855 is about 291.7760801295.

The spelling of 24839855 in words is "twenty-four million, eight hundred thirty-nine thousand, eight hundred fifty-five".