24881243 has 4 divisors (see below), whose sum is σ = 24991080. Its totient is φ = 24771408.

The previous prime is 24881209. The next prime is 24881261. The reversal of 24881243 is 34218842.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24881243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24881273) 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, 54578 + ... + 55031.

It is an arithmetic number, because the mean of its divisors is an integer number (6247770).

Almost surely, 2^24881243 is an apocalyptic number.

24881243 is a deficient number, since it is larger than the sum of its proper divisors (109837).

24881243 is a wasteful number, since it uses less digits than its factorization.

24881243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109836.

The product of its digits is 12288, while the sum is 32.

The square root of 24881243 is about 4988.1101631780. The cubic root of 24881243 is about 291.9380419929.

The spelling of 24881243 in words is "twenty-four million, eight hundred eighty-one thousand, two hundred forty-three".