2618604 has 18 divisors (see below), whose sum is σ = 6619340. Its totient is φ = 872856.

The previous prime is 2618593. The next prime is 2618617. The reversal of 2618604 is 4068162.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36334 + ... + 36405.

2^2618604 is an apocalyptic number.

It is an amenable number.

2618604 is an abundant number, since it is smaller than the sum of its proper divisors (4000736).

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

2618604 is a wasteful number, since it uses less digits than its factorization.

2618604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72749 (or 72744 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2618604 is about 1618.2101223265. The cubic root of 2618604 is about 137.8340791020.

The spelling of 2618604 in words is "two million, six hundred eighteen thousand, six hundred four".