23223427 has 4 divisors (see below), whose sum is σ = 23236416. Its totient is φ = 23210440.

The previous prime is 23223401. The next prime is 23223439. The reversal of 23223427 is 72432232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23223427 - 2¹¹ = 23221379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23223467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3283 + ... + 7564.

It is an arithmetic number, because the mean of its divisors is an integer number (5809104).

Almost surely, 2^23223427 is an apocalyptic number.

23223427 is a deficient number, since it is larger than the sum of its proper divisors (12989).

23223427 is a wasteful number, since it uses less digits than its factorization.

23223427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12988.

The product of its digits is 4032, while the sum is 25.

The square root of 23223427 is about 4819.0691009779. The cubic root of 23223427 is about 285.3045968830.

Adding to 23223427 its reverse (72432232), we get a palindrome (95655659).

The spelling of 23223427 in words is "twenty-three million, two hundred twenty-three thousand, four hundred twenty-seven".