2766265 has 4 divisors (see below), whose sum is σ = 3319524. Its totient is φ = 2213008.

The previous prime is 2766263. The next prime is 2766277. The reversal of 2766265 is 5626672.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1297321 + 1468944 = 1139^2 + 1212^2 .

It is a cyclic number.

It is not a de Polignac number, because 2766265 - 2¹ = 2766263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2766265.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2766263) 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, 276622 + ... + 276631.

It is an arithmetic number, because the mean of its divisors is an integer number (829881).

2^2766265 is an apocalyptic number.

It is an amenable number.

2766265 is a deficient number, since it is larger than the sum of its proper divisors (553259).

2766265 is an equidigital number, since it uses as much as digits as its factorization.

2766265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553258.

The product of its digits is 30240, while the sum is 34.

The square root of 2766265 is about 1663.2092472085. The cubic root of 2766265 is about 140.3776369065.

The spelling of 2766265 in words is "two million, seven hundred sixty-six thousand, two hundred sixty-five".