2665316 has 6 divisors (see below), whose sum is σ = 4664310. Its totient is φ = 1332656.

The previous prime is 2665291. The next prime is 2665319. The reversal of 2665316 is 6135662.

It can be written as a sum of positive squares in only one way, i.e., 1464100 + 1201216 = 1210^2 + 1096^2 .

It is not an unprimeable number, because it can be changed into a prime (2665319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333161 + ... + 333168.

It is an arithmetic number, because the mean of its divisors is an integer number (777385).

2^2665316 is an apocalyptic number.

It is an amenable number.

2665316 is a deficient number, since it is larger than the sum of its proper divisors (1998994).

2665316 is a wasteful number, since it uses less digits than its factorization.

2665316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666333 (or 666331 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 2665316 is about 1632.5795539575. The cubic root of 2665316 is about 138.6488384172.

The spelling of 2665316 in words is "two million, six hundred sixty-five thousand, three hundred sixteen".