23218324 has 6 divisors (see below), whose sum is σ = 40632074. Its totient is φ = 11609160.

The previous prime is 23218319. The next prime is 23218331. The reversal of 23218324 is 42381232.

It can be written as a sum of positive squares in only one way, i.e., 18766224 + 4452100 = 4332^2 + 2110^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2902287 + ... + 2902294.

Almost surely, 2^23218324 is an apocalyptic number.

It is an amenable number.

23218324 is a deficient number, since it is larger than the sum of its proper divisors (17413750).

23218324 is a wasteful number, since it uses less digits than its factorization.

23218324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5804585 (or 5804583 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 23218324 is about 4818.5396127873. The cubic root of 23218324 is about 285.2836982159.

Adding to 23218324 its reverse (42381232), we get a palindrome (65599556).

The spelling of 23218324 in words is "twenty-three million, two hundred eighteen thousand, three hundred twenty-four".