23233421 has 8 divisors (see below), whose sum is σ = 23532000. Its totient is φ = 22937040.

The previous prime is 23233417. The next prime is 23233439. The reversal of 23233421 is 12433232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23233421 - 2² = 23233417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23233393 and 23233402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23233471) 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 7 ways as a sum of consecutive naturals, for example, 31070 + ... + 31808.

It is an arithmetic number, because the mean of its divisors is an integer number (2941500).

Almost surely, 2^23233421 is an apocalyptic number.

It is an amenable number.

23233421 is a deficient number, since it is larger than the sum of its proper divisors (298579).

23233421 is a wasteful number, since it uses less digits than its factorization.

23233421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099.

The product of its digits is 864, while the sum is 20.

The square root of 23233421 is about 4820.1059116995. The cubic root of 23233421 is about 285.3455171317.

Adding to 23233421 its reverse (12433232), we get a palindrome (35666653).

The spelling of 23233421 in words is "twenty-three million, two hundred thirty-three thousand, four hundred twenty-one".