23403404 has 12 divisors (see below), whose sum is σ = 41141184. Its totient is φ = 11648784.

The previous prime is 23403379. The next prime is 23403431. The reversal of 23403404 is 40430432.

It is a happy number.

It is a congruent number.

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, 12227 + ... + 14010.

It is an arithmetic number, because the mean of its divisors is an integer number (3428432).

Almost surely, 2^23403404 is an apocalyptic number.

It is an amenable number.

23403404 is a deficient number, since it is larger than the sum of its proper divisors (17737780).

23403404 is a wasteful number, since it uses less digits than its factorization.

23403404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26464 (or 26462 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 23403404 is about 4837.7064813814. The cubic root of 23403404 is about 286.0397193275.

Adding to 23403404 its reverse (40430432), we get a palindrome (63833836).

The spelling of 23403404 in words is "twenty-three million, four hundred three thousand, four hundred four".