2766490 has 16 divisors (see below), whose sum is σ = 5114952. Its totient is φ = 1076544.

The previous prime is 2766487. The next prime is 2766493. The reversal of 2766490 is 946672.

2766490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2766487) and next prime (2766493).

It can be written as a sum of positive squares in 4 ways, for example, as 2758921 + 7569 = 1661^2 + 87^2 .

It is not an unprimeable number, because it can be changed into a prime (2766493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3369 + ... + 4108.

2^2766490 is an apocalyptic number.

2766490 is a deficient number, since it is larger than the sum of its proper divisors (2348462).

2766490 is a wasteful number, since it uses less digits than its factorization.

2766490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7521.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2766490 is about 1663.2768861497. The cubic root of 2766490 is about 140.3814427737.

The spelling of 2766490 in words is "two million, seven hundred sixty-six thousand, four hundred ninety".