2646604 has 12 divisors (see below), whose sum is σ = 4678128. Its totient is φ = 1310000.

The previous prime is 2646599. The next prime is 2646613. The reversal of 2646604 is 4066462.

It is an Ulam number.

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, 2872 + ... + 3679.

It is an arithmetic number, because the mean of its divisors is an integer number (389844).

2^2646604 is an apocalyptic number.

It is an amenable number.

2646604 is a deficient number, since it is larger than the sum of its proper divisors (2031524).

2646604 is a wasteful number, since it uses less digits than its factorization.

2646604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6656 (or 6654 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2646604 is about 1626.8386521103. The cubic root of 2646604 is about 138.3236121618.

The spelling of 2646604 in words is "two million, six hundred forty-six thousand, six hundred four".