2604337 has 4 divisors (see below), whose sum is σ = 2628340. Its totient is φ = 2580336.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604337 is 7334062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7334062 = 2 ⋅3667031.

It can be written as a sum of positive squares in 2 ways, for example, as 2143296 + 461041 = 1464^2 + 679^2 .

It is a cyclic number.

It is not a de Polignac number, because 2604337 - 2¹⁹ = 2080049 is a prime.

It is a Duffinian number.

2604337 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2604307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11838 + ... + 12055.

It is an arithmetic number, because the mean of its divisors is an integer number (657085).

2^2604337 is an apocalyptic number.

It is an amenable number.

2604337 is a deficient number, since it is larger than the sum of its proper divisors (24003).

2604337 is a wasteful number, since it uses less digits than its factorization.

2604337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24002.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 2604337 is about 1613.7958359099. The cubic root of 2604337 is about 137.5833015893.

Adding to 2604337 its reverse (7334062), we get a palindrome (9938399).

The spelling of 2604337 in words is "two million, six hundred four thousand, three hundred thirty-seven".