2066562 has 12 divisors (see below), whose sum is σ = 4477590. Its totient is φ = 688848.

The previous prime is 2066551. The next prime is 2066563. The reversal of 2066562 is 2656602.

2066562 is a `hidden beast` number, since 2 + 0 + 6 + 656 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1535121 + 531441 = 1239^2 + 729^2 .

It is not an unprimeable number, because it can be changed into a prime (2066563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57387 + ... + 57422.

2^2066562 is an apocalyptic number.

2066562 is an abundant number, since it is smaller than the sum of its proper divisors (2411028).

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

2066562 is a wasteful number, since it uses less digits than its factorization.

2066562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114817 (or 114814 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2066562 is about 1437.5541728923. The cubic root of 2066562 is about 127.3745941106.

It can be divided in two parts, 2066 and 562, that added together give a triangular number (2628 = T₇₂).

The spelling of 2066562 in words is "two million, sixty-six thousand, five hundred sixty-two".