2042820244 has 12 divisors (see below), whose sum is σ = 3662129268. Its totient is φ = 996497600.

The previous prime is 2042820217. The next prime is 2042820251. The reversal of 2042820244 is 4420282402.

It can be written as a sum of positive squares in 2 ways, for example, as 81216144 + 1961604100 = 9012^2 + 44290^2 .

It is a super-2 number, since 2×2042820244² = 8346229098592439072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6227947 + ... + 6228274.

It is an arithmetic number, because the mean of its divisors is an integer number (305177439).

Almost surely, 2^2042820244 is an apocalyptic number.

It is an amenable number.

2042820244 is a deficient number, since it is larger than the sum of its proper divisors (1619309024).

2042820244 is a wasteful number, since it uses less digits than its factorization.

2042820244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456266 (or 12456264 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

The square root of 2042820244 is about 45197.5690054233. The cubic root of 2042820244 is about 1268.8493192037.

The spelling of 2042820244 in words is "two billion, forty-two million, eight hundred twenty thousand, two hundred forty-four".