2648782 has 4 divisors (see below), whose sum is σ = 3973176. Its totient is φ = 1324390.

The previous prime is 2648761. The next prime is 2648801. The reversal of 2648782 is 2878462.

2648782 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 an unprimeable number.

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, 662194 + ... + 662197.

It is an arithmetic number, because the mean of its divisors is an integer number (993294).

2^2648782 is an apocalyptic number.

2648782 is a deficient number, since it is larger than the sum of its proper divisors (1324394).

2648782 is a wasteful number, since it uses less digits than its factorization.

2648782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324393.

The product of its digits is 43008, while the sum is 37.

The square root of 2648782 is about 1627.5079108871. The cubic root of 2648782 is about 138.3615458337.

It can be divided in two parts, 26487 and 82, that added together give a square (26569 = 163²).

The spelling of 2648782 in words is "two million, six hundred forty-eight thousand, seven hundred eighty-two".