24902993 has 2 divisors, whose sum is σ = 24902994. Its totient is φ = 24902992.

The previous prime is 24902987. The next prime is 24903007. The reversal of 24902993 is 39920942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24522304 + 380689 = 4952^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 24902993 - 2⁶ = 24902929 is a prime.

It is not a weakly prime, because it can be changed into another prime (24902923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12451496 + 12451497.

It is an arithmetic number, because the mean of its divisors is an integer number (12451497).

Almost surely, 2^24902993 is an apocalyptic number.

It is an amenable number.

24902993 is a deficient number, since it is larger than the sum of its proper divisors (1).

24902993 is an equidigital number, since it uses as much as digits as its factorization.

24902993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 24902993 is about 4990.2898713401. The cubic root of 24902993 is about 292.0230833381.

The spelling of 24902993 in words is "twenty-four million, nine hundred two thousand, nine hundred ninety-three".