2182604 has 6 divisors (see below), whose sum is σ = 3819564. Its totient is φ = 1091300.

The previous prime is 2182603. The next prime is 2182619. The reversal of 2182604 is 4062812.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2182604.

It is not an unprimeable number, because it can be changed into a prime (2182601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272822 + ... + 272829.

It is an arithmetic number, because the mean of its divisors is an integer number (636594).

2^2182604 is an apocalyptic number.

It is an amenable number.

2182604 is a deficient number, since it is larger than the sum of its proper divisors (1636960).

2182604 is a wasteful number, since it uses less digits than its factorization.

2182604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545655 (or 545653 counting only the distinct ones).

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

The square root of 2182604 is about 1477.3638685172. The cubic root of 2182604 is about 129.7154327697.

The spelling of 2182604 in words is "two million, one hundred eighty-two thousand, six hundred four".