23330009 has 2 divisors, whose sum is σ = 23330010. Its totient is φ = 23330008.

The previous prime is 23329993. The next prime is 23330029. The reversal of 23330009 is 90003332.

It is an a-pointer prime, because the next prime (23330029) can be obtained adding 23330009 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13344409 + 9985600 = 3653^2 + 3160^2 .

It is a cyclic number.

It is not a de Polignac number, because 23330009 - 2⁴ = 23329993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23330029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11665004 + 11665005.

It is an arithmetic number, because the mean of its divisors is an integer number (11665005).

Almost surely, 2^23330009 is an apocalyptic number.

It is an amenable number.

23330009 is a deficient number, since it is larger than the sum of its proper divisors (1).

23330009 is an equidigital number, since it uses as much as digits as its factorization.

23330009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 23330009 is about 4830.1148019483. The cubic root of 23330009 is about 285.7403915075.

The spelling of 23330009 in words is "twenty-three million, three hundred thirty thousand, nine".