2649606 has 16 divisors (see below), whose sum is σ = 5341248. Its totient is φ = 876200.

The previous prime is 2649593. The next prime is 2649611. The reversal of 2649606 is 6069462.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900 + ... + 2471.

It is an arithmetic number, because the mean of its divisors is an integer number (333828).

2^2649606 is an apocalyptic number.

2649606 is an abundant number, since it is smaller than the sum of its proper divisors (2691642).

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

2649606 is a wasteful number, since it uses less digits than its factorization.

2649606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 2649606 is about 1627.7610389735. The cubic root of 2649606 is about 138.3758918102.

It can be divided in two parts, 264 and 9606, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 2649606 in words is "two million, six hundred forty-nine thousand, six hundred six".