2530766 has 16 divisors (see below), whose sum is σ = 4445280. Its totient is φ = 1057920.

The previous prime is 2530751. The next prime is 2530769. The reversal of 2530766 is 6670352.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631 + ... + 2778.

It is an arithmetic number, because the mean of its divisors is an integer number (277830).

2^2530766 is an apocalyptic number.

2530766 is a deficient number, since it is larger than the sum of its proper divisors (1914514).

2530766 is a wasteful number, since it uses less digits than its factorization.

2530766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 2530766 is about 1590.8381438726. The cubic root of 2530766 is about 136.2753576236.

The spelling of 2530766 in words is "two million, five hundred thirty thousand, seven hundred sixty-six".