23400204 has 12 divisors (see below), whose sum is σ = 54600504. Its totient is φ = 7800064.

The previous prime is 23400203. The next prime is 23400239. The reversal of 23400204 is 40200432.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (23400203) 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 3 ways as a sum of consecutive naturals, for example, 974997 + ... + 975020.

It is an arithmetic number, because the mean of its divisors is an integer number (4550042).

Almost surely, 2^23400204 is an apocalyptic number.

It is an amenable number.

23400204 is an abundant number, since it is smaller than the sum of its proper divisors (31200300).

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

23400204 is a wasteful number, since it uses less digits than its factorization.

23400204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950024 (or 1950022 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 23400204 is about 4837.3757348381. The cubic root of 23400204 is about 286.0266817821.

Adding to 23400204 its reverse (40200432), we get a palindrome (63600636).

The spelling of 23400204 in words is "twenty-three million, four hundred thousand, two hundred four".