2049766 has 4 divisors (see below), whose sum is σ = 3074652. Its totient is φ = 1024882.

The previous prime is 2049727. The next prime is 2049787. The reversal of 2049766 is 6679402.

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512440 + ... + 512443.

It is an arithmetic number, because the mean of its divisors is an integer number (768663).

2^2049766 is an apocalyptic number.

2049766 is a deficient number, since it is larger than the sum of its proper divisors (1024886).

2049766 is a wasteful number, since it uses less digits than its factorization.

2049766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024885.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2049766 is about 1431.7003876510. The cubic root of 2049766 is about 127.0285756270.

The spelling of 2049766 in words is "two million, forty-nine thousand, seven hundred sixty-six".