2665916 has 12 divisors (see below), whose sum is σ = 5089560. Its totient is φ = 1211760.

The previous prime is 2665913. The next prime is 2665931. The reversal of 2665916 is 6195662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30251 + ... + 30338.

It is an arithmetic number, because the mean of its divisors is an integer number (424130).

2^2665916 is an apocalyptic number.

It is an amenable number.

2665916 is a deficient number, since it is larger than the sum of its proper divisors (2423644).

2665916 is a wasteful number, since it uses less digits than its factorization.

2665916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60604 (or 60602 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 2665916 is about 1632.7633018904. The cubic root of 2665916 is about 138.6592415691.

The spelling of 2665916 in words is "two million, six hundred sixty-five thousand, nine hundred sixteen".