2813604 has 12 divisors (see below), whose sum is σ = 6565104. Its totient is φ = 937864.

The previous prime is 2813593. The next prime is 2813627. The reversal of 2813604 is 4063182.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 117222 + ... + 117245.

It is an arithmetic number, because the mean of its divisors is an integer number (547092).

2^2813604 is an apocalyptic number.

It is an amenable number.

2813604 is an abundant number, since it is smaller than the sum of its proper divisors (3751500).

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

2813604 is a wasteful number, since it uses less digits than its factorization.

2813604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234474 (or 234472 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2813604 is about 1677.3801000370. The cubic root of 2813604 is about 141.1738713165.

Adding to 2813604 its reverse (4063182), we get a palindrome (6876786).

The spelling of 2813604 in words is "two million, eight hundred thirteen thousand, six hundred four".