2666496 has 104 divisors (see below), whose sum is σ = 8387584. Its totient is φ = 737280.

The previous prime is 2666491. The next prime is 2666507. The reversal of 2666496 is 6946662.

It is a super-2 number, since 2×2666496² = 14220401836032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86001 + ... + 86031.

2^2666496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4193792).

2666496 is an abundant number, since it is smaller than the sum of its proper divisors (5721088).

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

2666496 is an equidigital number, since it uses as much as digits as its factorization.

2666496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65 (or 43 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 2666496 is about 1632.9409052382. The cubic root of 2666496 is about 138.6692964656.

The spelling of 2666496 in words is "two million, six hundred sixty-six thousand, four hundred ninety-six".