2304493 has 4 divisors (see below), whose sum is σ = 2348028. Its totient is φ = 2260960.

The previous prime is 2304479. The next prime is 2304521. The reversal of 2304493 is 3944032.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1643524 + 660969 = 1282^2 + 813^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304493 - 2⁵ = 2304461 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304403) 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, 21688 + ... + 21793.

It is an arithmetic number, because the mean of its divisors is an integer number (587007).

2^2304493 is an apocalyptic number.

It is an amenable number.

2304493 is a deficient number, since it is larger than the sum of its proper divisors (43535).

2304493 is an equidigital number, since it uses as much as digits as its factorization.

2304493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43534.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2304493 is about 1518.0556643286. The cubic root of 2304493 is about 132.0865097130.

The spelling of 2304493 in words is "two million, three hundred four thousand, four hundred ninety-three".