23324143 has 4 divisors (see below), whose sum is σ = 23706568. Its totient is φ = 22941720.

The previous prime is 23324131. The next prime is 23324167. The reversal of 23324143 is 34142332.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23324143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23321143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191121 + ... + 191242.

It is an arithmetic number, because the mean of its divisors is an integer number (5926642).

Almost surely, 2^23324143 is an apocalyptic number.

23324143 is a deficient number, since it is larger than the sum of its proper divisors (382425).

23324143 is an equidigital number, since it uses as much as digits as its factorization.

23324143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382424.

The product of its digits is 1728, while the sum is 22.

The square root of 23324143 is about 4829.5075318297. The cubic root of 23324143 is about 285.7164410433.

Adding to 23324143 its reverse (34142332), we get a palindrome (57466475).

The spelling of 23324143 in words is "twenty-three million, three hundred twenty-four thousand, one hundred forty-three".