2666896 has 20 divisors (see below), whose sum is σ = 5392512. Its totient is φ = 1275296.

The previous prime is 2666891. The next prime is 2666929. The reversal of 2666896 is 6986662.

It is a happy number.

It is a super-2 number, since 2×2666896² = 14224668549632, which contains 22 as substring.

It is a pancake number, because a pancake can be divided into 2666896 parts by 2309 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (2666891) 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, 3256 + ... + 3991.

2^2666896 is an apocalyptic number.

It is an amenable number.

2666896 is an abundant number, since it is smaller than the sum of its proper divisors (2725616).

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

2666896 is a wasteful number, since it uses less digits than its factorization.

2666896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278 (or 7272 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 2666896 is about 1633.0633790518. The cubic root of 2666896 is about 138.6762300275.

The spelling of 2666896 in words is "two million, six hundred sixty-six thousand, eight hundred ninety-six".