23008949 has 2 divisors, whose sum is σ = 23008950. Its totient is φ = 23008948.

The previous prime is 23008933. The next prime is 23008957. The reversal of 23008949 is 94980032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22972849 + 36100 = 4793^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 23008949 - 2⁴ = 23008933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23008969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11504474 + 11504475.

It is an arithmetic number, because the mean of its divisors is an integer number (11504475).

Almost surely, 2^23008949 is an apocalyptic number.

It is an amenable number.

23008949 is a deficient number, since it is larger than the sum of its proper divisors (1).

23008949 is an equidigital number, since it uses as much as digits as its factorization.

23008949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 23008949 is about 4796.7644303218. The cubic root of 23008949 is about 284.4235769208.

The spelling of 23008949 in words is "twenty-three million, eight thousand, nine hundred forty-nine".