23504120 has 16 divisors (see below), whose sum is σ = 52884360. Its totient is φ = 9401632.

The previous prime is 23504087. The next prime is 23504147. The reversal of 23504120 is 2140532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293762 + ... + 293841.

Almost surely, 2^23504120 is an apocalyptic number.

23504120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23504120 is an abundant number, since it is smaller than the sum of its proper divisors (29380240).

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

23504120 is a wasteful number, since it uses less digits than its factorization.

23504120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587614 (or 587610 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 23504120 is about 4848.1047843461. The cubic root of 23504120 is about 286.4494538676.

Adding to 23504120 its reverse (2140532), we get a palindrome (25644652).

The spelling of 23504120 in words is "twenty-three million, five hundred four thousand, one hundred twenty".