2064660 has 48 divisors (see below), whose sum is σ = 6228096. Its totient is φ = 508032.

The previous prime is 2064653. The next prime is 2064679. The reversal of 2064660 is 664602.

It is a self number, because there is not a number n which added to its sum of digits gives 2064660.

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, 544 + ... + 2103.

It is an arithmetic number, because the mean of its divisors is an integer number (129752).

2^2064660 is an apocalyptic number.

2064660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064660 is an abundant number, since it is smaller than the sum of its proper divisors (4163436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2064660 is a wasteful number, since it uses less digits than its factorization.

2064660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672 (or 2670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2064660 is about 1436.8924803199. The cubic root of 2064660 is about 127.3355048986.

It can be divided in two parts, 20646 and 60, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 2064660 in words is "two million, sixty-four thousand, six hundred sixty".