2066126 has 4 divisors (see below), whose sum is σ = 3099192. Its totient is φ = 1033062.

The previous prime is 2066123. The next prime is 2066137. The reversal of 2066126 is 6216602.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066123) by changing a digit.

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, 516530 + ... + 516533.

It is an arithmetic number, because the mean of its divisors is an integer number (774798).

2^2066126 is an apocalyptic number.

2066126 is a deficient number, since it is larger than the sum of its proper divisors (1033066).

2066126 is a wasteful number, since it uses less digits than its factorization.

2066126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033065.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2066126 is about 1437.4025184339. The cubic root of 2066126 is about 127.3656357168.

The spelling of 2066126 in words is "two million, sixty-six thousand, one hundred twenty-six".