2066434828 has 24 divisors (see below), whose sum is σ = 3736592384. Its totient is φ = 998902800.

The previous prime is 2066434823. The next prime is 2066434873. The reversal of 2066434828 is 8284346602.

It is not an unprimeable number, because it can be changed into a prime (2066434823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127123 + ... + 142453.

Almost surely, 2^2066434828 is an apocalyptic number.

It is an amenable number.

2066434828 is a deficient number, since it is larger than the sum of its proper divisors (1670157556).

2066434828 is a wasteful number, since it uses less digits than its factorization.

2066434828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16453 (or 16451 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 43.

The square root of 2066434828 is about 45458.0556997327. The cubic root of 2066434828 is about 1273.7198126635.

The spelling of 2066434828 in words is "two billion, sixty-six million, four hundred thirty-four thousand, eight hundred twenty-eight".