2645696 has 28 divisors (see below), whose sum is σ = 5337048. Its totient is φ = 1300992.

The previous prime is 2645681. The next prime is 2645701. The reversal of 2645696 is 6965462.

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, 3980 + ... + 4596.

2^2645696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2645696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2668524).

2645696 is an abundant number, since it is smaller than the sum of its proper divisors (2691352).

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

2645696 is an equidigital number, since it uses as much as digits as its factorization.

2645696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696 (or 686 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 2645696 is about 1626.5595593153. The cubic root of 2645696 is about 138.3077916102.

The spelling of 2645696 in words is "two million, six hundred forty-five thousand, six hundred ninety-six".