2421204 has 12 divisors (see below), whose sum is σ = 5649504. Its totient is φ = 807064.

The previous prime is 2421203. The next prime is 2421229. The reversal of 2421204 is 4021242.

2421204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421203) 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, 100872 + ... + 100895.

It is an arithmetic number, because the mean of its divisors is an integer number (470792).

2^2421204 is an apocalyptic number.

It is an amenable number.

2421204 is an abundant number, since it is smaller than the sum of its proper divisors (3228300).

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

2421204 is a wasteful number, since it uses less digits than its factorization.

2421204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201774 (or 201772 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2421204 is about 1556.0218507463. The cubic root of 2421204 is about 134.2797304885.

Adding to 2421204 its reverse (4021242), we get a palindrome (6442446).

The spelling of 2421204 in words is "two million, four hundred twenty-one thousand, two hundred four".