23409304 has 8 divisors (see below), whose sum is σ = 43892460. Its totient is φ = 11704648.

The previous prime is 23409263. The next prime is 23409317. The reversal of 23409304 is 40390432.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1463074 + ... + 1463089.

Almost surely, 2^23409304 is an apocalyptic number.

It is an amenable number.

23409304 is a deficient number, since it is larger than the sum of its proper divisors (20483156).

23409304 is a wasteful number, since it uses less digits than its factorization.

23409304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2926169 (or 2926165 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 23409304 is about 4838.3162360474. The cubic root of 23409304 is about 286.0637541865.

Adding to 23409304 its reverse (40390432), we get a palindrome (63799736).

The spelling of 23409304 in words is "twenty-three million, four hundred nine thousand, three hundred four".