2104442386 has 8 divisors (see below), whose sum is σ = 3164536764. Its totient is φ = 1049596800.

The previous prime is 2104442381. The next prime is 2104442387. The reversal of 2104442386 is 6832444012.

It can be written as a sum of positive squares in 2 ways, for example, as 2094801361 + 9641025 = 45769^2 + 3105^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2104442381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311195 + ... + 1312798.

Almost surely, 2^2104442386 is an apocalyptic number.

2104442386 is a deficient number, since it is larger than the sum of its proper divisors (1060094378).

2104442386 is a wasteful number, since it uses less digits than its factorization.

2104442386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624396.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 2104442386 is about 45874.2017478234. The cubic root of 2104442386 is about 1281.4815174064.

Adding to 2104442386 its reverse (6832444012), we get a palindrome (8936886398).

The spelling of 2104442386 in words is "two billion, one hundred four million, four hundred forty-two thousand, three hundred eighty-six".