2066043 has 16 divisors (see below), whose sum is σ = 3234560. Its totient is φ = 1148256.

The previous prime is 2066033. The next prime is 2066059. The reversal of 2066043 is 3406602.

It is not a de Polignac number, because 2066043 - 2¹⁴ = 2049659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553 + ... + 2106.

It is an arithmetic number, because the mean of its divisors is an integer number (202160).

2^2066043 is an apocalyptic number.

2066043 is a deficient number, since it is larger than the sum of its proper divisors (1168517).

2066043 is a wasteful number, since it uses less digits than its factorization.

2066043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2066043 is about 1437.3736466208. The cubic root of 2066043 is about 127.3639301917.

The spelling of 2066043 in words is "two million, sixty-six thousand, forty-three".