2765266 has 32 divisors (see below), whose sum is σ = 5040000. Its totient is φ = 1136016.

The previous prime is 2765251. The next prime is 2765281. The reversal of 2765266 is 6625672.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2765251) and next prime (2765281).

It is a d-powerful number, because it can be written as 2⁷ + 7 + 6 + 5⁹ + 2¹⁹ + 6⁵ + 6⁷ .

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, 19825 + ... + 19963.

It is an arithmetic number, because the mean of its divisors is an integer number (157500).

2^2765266 is an apocalyptic number.

2765266 is a deficient number, since it is larger than the sum of its proper divisors (2274734).

2765266 is a wasteful number, since it uses less digits than its factorization.

2765266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 177 counting only the distinct ones).

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

The square root of 2765266 is about 1662.9088970837. The cubic root of 2765266 is about 140.3607363631.

The spelling of 2765266 in words is "two million, seven hundred sixty-five thousand, two hundred sixty-six".