2048866 has 4 divisors (see below), whose sum is σ = 3073302. Its totient is φ = 1024432.

The previous prime is 2048861. The next prime is 2048867. The reversal of 2048866 is 6688402.

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

It can be written as a sum of positive squares in only one way, i.e., 1058841 + 990025 = 1029^2 + 995^2 .

It is not an unprimeable number, because it can be changed into a prime (2048861) 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, 512215 + ... + 512218.

2^2048866 is an apocalyptic number.

2048866 is a deficient number, since it is larger than the sum of its proper divisors (1024436).

2048866 is a wasteful number, since it uses less digits than its factorization.

2048866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024435.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 2048866 is about 1431.3860415695. The cubic root of 2048866 is about 127.0099812355.

The spelling of 2048866 in words is "two million, forty-eight thousand, eight hundred sixty-six".