23350321 has 2 divisors, whose sum is σ = 23350322. Its totient is φ = 23350320.

The previous prime is 23350309. The next prime is 23350331. The reversal of 23350321 is 12305332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23280625 + 69696 = 4825^2 + 264^2 .

It is a cyclic number.

It is not a de Polignac number, because 23350321 - 2¹⁷ = 23219249 is a prime.

It is not a weakly prime, because it can be changed into another prime (23350331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11675160 + 11675161.

It is an arithmetic number, because the mean of its divisors is an integer number (11675161).

Almost surely, 2^23350321 is an apocalyptic number.

It is an amenable number.

23350321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23350321 is an equidigital number, since it uses as much as digits as its factorization.

23350321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 23350321 is about 4832.2169860220. The cubic root of 23350321 is about 285.8232929652.

Adding to 23350321 its reverse (12305332), we get a palindrome (35655653).

The spelling of 23350321 in words is "twenty-three million, three hundred fifty thousand, three hundred twenty-one".