2042066406 has 16 divisors (see below), whose sum is σ = 4090492224. Its totient is φ = 679628904.

The previous prime is 2042066399. The next prime is 2042066413. The reversal of 2042066406 is 6046602402.

It is an interprime number because it is at equal distance from previous prime (2042066399) and next prime (2042066413).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260796 + ... + 268511.

It is an arithmetic number, because the mean of its divisors is an integer number (255655764).

Almost surely, 2^2042066406 is an apocalyptic number.

2042066406 is an abundant number, since it is smaller than the sum of its proper divisors (2048425818).

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

2042066406 is a wasteful number, since it uses less digits than its factorization.

2042066406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529955.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2042066406 is about 45189.2288714910. The cubic root of 2042066406 is about 1268.6932238063.

Adding to 2042066406 its reverse (6046602402), we get a palindrome (8088668808).

The spelling of 2042066406 in words is "two billion, forty-two million, sixty-six thousand, four hundred six".