23324261 has 2 divisors, whose sum is σ = 23324262. Its totient is φ = 23324260.

The previous prime is 23324219. The next prime is 23324263. The reversal of 23324261 is 16242332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21808900 + 1515361 = 4670^2 + 1231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23324261 is a prime.

It is a super-2 number, since 2×23324261² = 1088042302392242, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 23324263, it forms a pair of twin primes.

It is a Chen 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 (23324263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11662130 + 11662131.

It is an arithmetic number, because the mean of its divisors is an integer number (11662131).

Almost surely, 2^23324261 is an apocalyptic number.

It is an amenable number.

23324261 is a deficient number, since it is larger than the sum of its proper divisors (1).

23324261 is an equidigital number, since it uses as much as digits as its factorization.

23324261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 23324261 is about 4829.5197483808. The cubic root of 23324261 is about 285.7169228685.

Adding to 23324261 its reverse (16242332), we get a palindrome (39566593).

The spelling of 23324261 in words is "twenty-three million, three hundred twenty-four thousand, two hundred sixty-one".