23004421 has 8 divisors (see below), whose sum is σ = 26416800. Its totient is φ = 19812240.

The previous prime is 23004409. The next prime is 23004433. The reversal of 23004421 is 12440032.

It is an interprime number because it is at equal distance from previous prime (23004409) and next prime (23004433).

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 23004421 - 2⁵ = 23004389 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 23004395 and 23004404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004481) 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, 54826 + ... + 55243.

It is an arithmetic number, because the mean of its divisors is an integer number (3302100).

Almost surely, 2^23004421 is an apocalyptic number.

It is an amenable number.

23004421 is a deficient number, since it is larger than the sum of its proper divisors (3412379).

23004421 is a wasteful number, since it uses less digits than its factorization.

23004421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110099.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 23004421 is about 4796.2924222779. The cubic root of 23004421 is about 284.4049181742.

Adding to 23004421 its reverse (12440032), we get a palindrome (35444453).

The spelling of 23004421 in words is "twenty-three million, four thousand, four hundred twenty-one".