2066456 has 16 divisors (see below), whose sum is σ = 4428240. Its totient is φ = 885600.

The previous prime is 2066447. The next prime is 2066461. The reversal of 2066456 is 6546602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18395 + ... + 18506.

It is an arithmetic number, because the mean of its divisors is an integer number (276765).

2^2066456 is an apocalyptic number.

It is an amenable number.

2066456 is an abundant number, since it is smaller than the sum of its proper divisors (2361784).

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

2066456 is a wasteful number, since it uses less digits than its factorization.

2066456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36914 (or 36910 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2066456 is about 1437.5173042437. The cubic root of 2066456 is about 127.3724162684.

The spelling of 2066456 in words is "two million, sixty-six thousand, four hundred fifty-six".