23882609 has 2 divisors, whose sum is σ = 23882610. Its totient is φ = 23882608.

The previous prime is 23882557. The next prime is 23882611. The reversal of 23882609 is 90628832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17405584 + 6477025 = 4172^2 + 2545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23882609 is a prime.

It is a Sophie Germain prime.

Together with 23882611, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23882629) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11941304 + 11941305.

It is an arithmetic number, because the mean of its divisors is an integer number (11941305).

Almost surely, 2^23882609 is an apocalyptic number.

It is an amenable number.

23882609 is a deficient number, since it is larger than the sum of its proper divisors (1).

23882609 is an equidigital number, since it uses as much as digits as its factorization.

23882609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 23882609 is about 4886.9836300115. The cubic root of 23882609 is about 287.9788476299.

The spelling of 23882609 in words is "twenty-three million, eight hundred eighty-two thousand, six hundred nine".