2061776 has 10 divisors (see below), whose sum is σ = 3994722. Its totient is φ = 1030880.

The previous prime is 2061757. The next prime is 2061793. The reversal of 2061776 is 6771602.

It can be written as a sum of positive squares in only one way, i.e., 1537600 + 524176 = 1240^2 + 724^2 .

It is a super-3 number, since 3×2061776³ = 26293336197628489728, which contains 333 as substring.

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, 64415 + ... + 64446.

2^2061776 is an apocalyptic number.

It is an amenable number.

2061776 is a deficient number, since it is larger than the sum of its proper divisors (1932946).

2061776 is a wasteful number, since it uses less digits than its factorization.

2061776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128869 (or 128863 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 2061776 is about 1435.8885750642. Note that the first 3 decimals coincide. The cubic root of 2061776 is about 127.2761881557.

The spelling of 2061776 in words is "two million, sixty-one thousand, seven hundred seventy-six".