2766020 has 48 divisors (see below), whose sum is σ = 6350400. Its totient is φ = 1008000.

The previous prime is 2766013. The next prime is 2766059. The reversal of 2766020 is 206672.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10895 + ... + 11145.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

2^2766020 is an apocalyptic number.

2766020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2766020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3175200).

2766020 is an abundant number, since it is smaller than the sum of its proper divisors (3584380).

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

2766020 is a wasteful number, since it uses less digits than its factorization.

2766020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2766020 is about 1663.1355927885. The cubic root of 2766020 is about 140.3734925052.

The spelling of 2766020 in words is "two million, seven hundred sixty-six thousand, twenty".