23104547 has 4 divisors (see below), whose sum is σ = 24463656. Its totient is φ = 21745440.

The previous prime is 23104537. The next prime is 23104553. The reversal of 23104547 is 74540132.

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 23104547 - 2⁶ = 23104483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23104507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679529 + ... + 679562.

It is an arithmetic number, because the mean of its divisors is an integer number (6115914).

Almost surely, 2^23104547 is an apocalyptic number.

23104547 is a deficient number, since it is larger than the sum of its proper divisors (1359109).

23104547 is a wasteful number, since it uses less digits than its factorization.

23104547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359108.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 23104547 is about 4806.7189433126. The cubic root of 23104547 is about 284.8169420536.

Adding to 23104547 its reverse (74540132), we get a palindrome (97644679).

The spelling of 23104547 in words is "twenty-three million, one hundred four thousand, five hundred forty-seven".