24980321 has 2 divisors, whose sum is σ = 24980322. Its totient is φ = 24980320.

The previous prime is 24980311. The next prime is 24980401. The reversal of 24980321 is 12308942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24364096 + 616225 = 4936^2 + 785^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24980321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (24980311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12490160 + 12490161.

It is an arithmetic number, because the mean of its divisors is an integer number (12490161).

Almost surely, 2^24980321 is an apocalyptic number.

It is an amenable number.

24980321 is a deficient number, since it is larger than the sum of its proper divisors (1).

24980321 is an equidigital number, since it uses as much as digits as its factorization.

24980321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 24980321 is about 4998.0317125845. The cubic root of 24980321 is about 292.3250313548.

The spelling of 24980321 in words is "twenty-four million, nine hundred eighty thousand, three hundred twenty-one".