2048782 has 4 divisors (see below), whose sum is σ = 3073176. Its totient is φ = 1024390.

The previous prime is 2048779. The next prime is 2048797. The reversal of 2048782 is 2878402.

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, 512194 + ... + 512197.

It is an arithmetic number, because the mean of its divisors is an integer number (768294).

2^2048782 is an apocalyptic number.

2048782 is a deficient number, since it is larger than the sum of its proper divisors (1024394).

2048782 is a wasteful number, since it uses less digits than its factorization.

2048782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024393.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 2048782 is about 1431.3566990796. The cubic root of 2048782 is about 127.0082454811.

The spelling of 2048782 in words is "two million, forty-eight thousand, seven hundred eighty-two".