24722741 has 2 divisors, whose sum is σ = 24722742. Its totient is φ = 24722740.

The previous prime is 24722701. The next prime is 24722749. The reversal of 24722741 is 14722742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24542116 + 180625 = 4954^2 + 425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24722741 is a prime.

It is a super-2 number, since 2×24722741² = 1222427845106162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24722749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12361370 + 12361371.

It is an arithmetic number, because the mean of its divisors is an integer number (12361371).

Almost surely, 2^24722741 is an apocalyptic number.

It is an amenable number.

24722741 is a deficient number, since it is larger than the sum of its proper divisors (1).

24722741 is an equidigital number, since it uses as much as digits as its factorization.

24722741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6272, while the sum is 29.

The square root of 24722741 is about 4972.1967981969. The cubic root of 24722741 is about 291.3168060078.

Subtracting from 24722741 its reverse (14722742), we obtain a palindrome (9999999).

The spelling of 24722741 in words is "twenty-four million, seven hundred twenty-two thousand, seven hundred forty-one".