2604335 has 4 divisors (see below), whose sum is σ = 3125208. Its totient is φ = 2083464.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604335 is 5334062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5334062 = 2 ⋅2667031.

It is a cyclic number.

It is not a de Polignac number, because 2604335 - 2⁸ = 2604079 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2604335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260429 + ... + 260438.

It is an arithmetic number, because the mean of its divisors is an integer number (781302).

2^2604335 is an apocalyptic number.

2604335 is a deficient number, since it is larger than the sum of its proper divisors (520873).

2604335 is an equidigital number, since it uses as much as digits as its factorization.

2604335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520872.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2604335 is about 1613.7952162527. The cubic root of 2604335 is about 137.5832663703.

Adding to 2604335 its reverse (5334062), we get a palindrome (7938397).

The spelling of 2604335 in words is "two million, six hundred four thousand, three hundred thirty-five".