2666912 has 12 divisors (see below), whose sum is σ = 5250546. Its totient is φ = 1333440.

The previous prime is 2666891. The next prime is 2666929. The reversal of 2666912 is 2196662.

It can be written as a sum of positive squares in only one way, i.e., 1752976 + 913936 = 1324^2 + 956^2 .

It is a super-2 number, since 2×2666912² = 14224839231488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 83341 = 2666912 / (2 + 6 + 6 + 6 + 9 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41639 + ... + 41702.

2^2666912 is an apocalyptic number.

It is an amenable number.

2666912 is a deficient number, since it is larger than the sum of its proper divisors (2583634).

2666912 is an equidigital number, since it uses as much as digits as its factorization.

2666912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83351 (or 83343 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 2666912 is about 1633.0682778133. The cubic root of 2666912 is about 138.6765073555.

The spelling of 2666912 in words is "two million, six hundred sixty-six thousand, nine hundred twelve".