2304505 has 8 divisors (see below), whose sum is σ = 3160512. Its totient is φ = 1580208.

The previous prime is 2304479. The next prime is 2304521. The reversal of 2304505 is 5054032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2304505 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32887 + ... + 32956.

It is an arithmetic number, because the mean of its divisors is an integer number (395064).

2^2304505 is an apocalyptic number.

It is an amenable number.

2304505 is a deficient number, since it is larger than the sum of its proper divisors (856007).

2304505 is an equidigital number, since it uses as much as digits as its factorization.

2304505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65855.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2304505 is about 1518.0596167476. The cubic root of 2304505 is about 132.0867389804.

Adding to 2304505 its reverse (5054032), we get a palindrome (7358537).

It can be divided in two parts, 2304 and 505, that added together give a square (2809 = 53²).

The spelling of 2304505 in words is "two million, three hundred four thousand, five hundred five".