2061766 has 32 divisors (see below), whose sum is σ = 3893760. Its totient is φ = 798336.

The previous prime is 2061757. The next prime is 2061793. The reversal of 2061766 is 6671602.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5950 + ... + 6286.

It is an arithmetic number, because the mean of its divisors is an integer number (121680).

2^2061766 is an apocalyptic number.

2061766 is a deficient number, since it is larger than the sum of its proper divisors (1831994).

2061766 is a wasteful number, since it uses less digits than its factorization.

2061766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2061766 is about 1435.8850928957. The cubic root of 2061766 is about 127.2759823843.

The spelling of 2061766 in words is "two million, sixty-one thousand, seven hundred sixty-six".