2404121 has 4 divisors (see below), whose sum is σ = 2508672. Its totient is φ = 2299572.

The previous prime is 2404111. The next prime is 2404139. The reversal of 2404121 is 1214042.

2404121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2404121 - 2¹⁸ = 2141977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2404096 and 2404105.

It is not an unprimeable number, because it can be changed into a prime (2404111) 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, 52241 + ... + 52286.

It is an arithmetic number, because the mean of its divisors is an integer number (627168).

2^2404121 is an apocalyptic number.

It is an amenable number.

2404121 is a deficient number, since it is larger than the sum of its proper divisors (104551).

2404121 is a wasteful number, since it uses less digits than its factorization.

2404121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104550.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2404121 is about 1550.5228150530. The cubic root of 2404121 is about 133.9631776748.

Adding to 2404121 its reverse (1214042), we get a palindrome (3618163).

The spelling of 2404121 in words is "two million, four hundred four thousand, one hundred twenty-one".