23403604 has 24 divisors (see below), whose sum is σ = 48843648. Its totient is φ = 9593760.

The previous prime is 23403559. The next prime is 23403607. The reversal of 23403604 is 40630432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23403607) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 17527 + ... + 18814.

It is an arithmetic number, because the mean of its divisors is an integer number (2035152).

Almost surely, 2^23403604 is an apocalyptic number.

It is an amenable number.

23403604 is an abundant number, since it is smaller than the sum of its proper divisors (25440044).

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

23403604 is a wasteful number, since it uses less digits than its factorization.

23403604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36375 (or 36373 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 23403604 is about 4837.7271522896. The cubic root of 23403604 is about 286.0405341346.

The spelling of 23403604 in words is "twenty-three million, four hundred three thousand, six hundred four".