2304121 has 4 divisors (see below), whose sum is σ = 2330100. Its totient is φ = 2278144.

The previous prime is 2304103. The next prime is 2304139. The reversal of 2304121 is 1214032.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2304103) and next prime (2304139).

It can be written as a sum of positive squares in 2 ways, for example, as 1428025 + 876096 = 1195^2 + 936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304121 - 2⁵ = 2304089 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (2304191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12856 + ... + 13033.

It is an arithmetic number, because the mean of its divisors is an integer number (582525).

2^2304121 is an apocalyptic number.

It is an amenable number.

2304121 is a deficient number, since it is larger than the sum of its proper divisors (25979).

2304121 is an equidigital number, since it uses as much as digits as its factorization.

2304121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25978.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2304121 is about 1517.9331342322. The cubic root of 2304121 is about 132.0794020287.

Adding to 2304121 its reverse (1214032), we get a palindrome (3518153).

It can be divided in two parts, 2304 and 121, that multiplied together give a square (278784 = 528²).

The spelling of 2304121 in words is "two million, three hundred four thousand, one hundred twenty-one".