23103804 has 48 divisors (see below), whose sum is σ = 56125440. Its totient is φ = 7389120.

The previous prime is 23103781. The next prime is 23103809. The reversal of 23103804 is 40830132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23103809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64177 + ... + 64535.

It is an arithmetic number, because the mean of its divisors is an integer number (1169280).

Almost surely, 2^23103804 is an apocalyptic number.

It is an amenable number.

23103804 is an abundant number, since it is smaller than the sum of its proper divisors (33021636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23103804 is a wasteful number, since it uses less digits than its factorization.

23103804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 23103804 is about 4806.6416550436. The cubic root of 23103804 is about 284.8138889568.

Adding to 23103804 its reverse (40830132), we get a palindrome (63933936).

The spelling of 23103804 in words is "twenty-three million, one hundred three thousand, eight hundred four".