2604812 has 24 divisors (see below), whose sum is σ = 5339040. Its totient is φ = 1088640.

The previous prime is 2604803. The next prime is 2604821. The reversal of 2604812 is 2184062.

It is an interprime number because it is at equal distance from previous prime (2604803) and next prime (2604821).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14 + ... + 2282.

It is an arithmetic number, because the mean of its divisors is an integer number (222460).

2^2604812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2604812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2669520).

2604812 is an abundant number, since it is smaller than the sum of its proper divisors (2734228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2604812 is a wasteful number, since it uses less digits than its factorization.

2604812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2319 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 2604812 is about 1613.9429977543. The cubic root of 2604812 is about 137.5916655985.

Adding to 2604812 its reverse (2184062), we get a palindrome (4788874).

The spelling of 2604812 in words is "two million, six hundred four thousand, eight hundred twelve".