24988261 has 2 divisors, whose sum is σ = 24988262. Its totient is φ = 24988260.

The previous prime is 24988241. The next prime is 24988273. The reversal of 24988261 is 16288942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23097636 + 1890625 = 4806^2 + 1375^2 .

It is a cyclic number.

It is not a de Polignac number, because 24988261 - 2⁹ = 24987749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24988241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12494130 + 12494131.

It is an arithmetic number, because the mean of its divisors is an integer number (12494131).

Almost surely, 2^24988261 is an apocalyptic number.

It is an amenable number.

24988261 is a deficient number, since it is larger than the sum of its proper divisors (1).

24988261 is an equidigital number, since it uses as much as digits as its factorization.

24988261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 40.

The square root of 24988261 is about 4998.8259621635. The cubic root of 24988261 is about 292.3559999304.

The spelling of 24988261 in words is "twenty-four million, nine hundred eighty-eight thousand, two hundred sixty-one".