2040278210 has 8 divisors (see below), whose sum is σ = 3672500796. Its totient is φ = 816111280.

The previous prime is 2040278179. The next prime is 2040278213. The reversal of 2040278210 is 128720402.

It can be written as a sum of positive squares in 2 ways, for example, as 2034280609 + 5997601 = 45103^2 + 2449^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2040278210.

It is not an unprimeable number, because it can be changed into a prime (2040278213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102013901 + ... + 102013920.

Almost surely, 2^2040278210 is an apocalyptic number.

2040278210 is a deficient number, since it is larger than the sum of its proper divisors (1632222586).

2040278210 is a wasteful number, since it uses less digits than its factorization.

2040278210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204027828.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 2040278210 is about 45169.4388940133. The cubic root of 2040278210 is about 1268.3227927120.

Adding to 2040278210 its reverse (128720402), we get a palindrome (2168998612).

The spelling of 2040278210 in words is "two billion, forty million, two hundred seventy-eight thousand, two hundred ten".