2560366 has 4 divisors (see below), whose sum is σ = 3840552. Its totient is φ = 1280182.

The previous prime is 2560361. The next prime is 2560367. The reversal of 2560366 is 6630652.

2560366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560361) 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 as a sum of consecutive naturals, namely, 640090 + ... + 640093.

It is an arithmetic number, because the mean of its divisors is an integer number (960138).

2^2560366 is an apocalyptic number.

2560366 is a deficient number, since it is larger than the sum of its proper divisors (1280186).

2560366 is a wasteful number, since it uses less digits than its factorization.

2560366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280185.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2560366 is about 1600.1143709123. The cubic root of 2560366 is about 136.8045947068.

It can be divided in two parts, 2560 and 366, that added together give a triangular number (2926 = T₇₆).

The spelling of 2560366 in words is "two million, five hundred sixty thousand, three hundred sixty-six".