2604530 has 8 divisors (see below), whose sum is σ = 4688172. Its totient is φ = 1041808.

The previous prime is 2604529. The next prime is 2604557. The reversal of 2604530 is 354062.

It can be written as a sum of positive squares in 2 ways, for example, as 2411809 + 192721 = 1553^2 + 439^2 .

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

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, 130217 + ... + 130236.

2^2604530 is an apocalyptic number.

2604530 is a deficient number, since it is larger than the sum of its proper divisors (2083642).

2604530 is a wasteful number, since it uses less digits than its factorization.

2604530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260460.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2604530 is about 1613.8556317094. The cubic root of 2604530 is about 137.5867001410.

Adding to 2604530 its reverse (354062), we get a palindrome (2958592).

The spelling of 2604530 in words is "two million, six hundred four thousand, five hundred thirty".