23123104 has 24 divisors (see below), whose sum is σ = 45638208. Its totient is φ = 11532480.

The previous prime is 23123071. The next prime is 23123143. The reversal of 23123104 is 40132132.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18169 + ... + 19399.

It is an arithmetic number, because the mean of its divisors is an integer number (1901592).

Almost surely, 2^23123104 is an apocalyptic number.

It is an amenable number.

23123104 is a deficient number, since it is larger than the sum of its proper divisors (22515104).

23123104 is a wasteful number, since it uses less digits than its factorization.

23123104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 23123104 is about 4808.6488746840. The cubic root of 23123104 is about 284.8931742862.

Adding to 23123104 its reverse (40132132), we get a palindrome (63255236).

Subtracting 23123104 from its reverse (40132132), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 23123104 in words is "twenty-three million, one hundred twenty-three thousand, one hundred four".