2665896 has 32 divisors (see below), whose sum is σ = 6730560. Its totient is φ = 879872.

The previous prime is 2665891. The next prime is 2665913. The reversal of 2665896 is 6985662.

It is not an unprimeable number, because it can be changed into a prime (2665891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2221 + ... + 3203.

It is an arithmetic number, because the mean of its divisors is an integer number (210330).

2^2665896 is an apocalyptic number.

It is an amenable number.

2665896 is an abundant number, since it is smaller than the sum of its proper divisors (4064664).

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

2665896 is a wasteful number, since it uses less digits than its factorization.

2665896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1101 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 2665896 is about 1632.7571772924. The cubic root of 2665896 is about 138.6588948225.

The spelling of 2665896 in words is "two million, six hundred sixty-five thousand, eight hundred ninety-six".