2863888634 has 8 divisors (see below), whose sum is σ = 4366256628. Its totient is φ = 1408469760.

The previous prime is 2863888627. The next prime is 2863888637. The reversal of 2863888634 is 4368883682.

It can be written as a sum of positive squares in 2 ways, for example, as 2218881025 + 645007609 = 47105^2 + 25397^2 .

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 2863888634.

It is not an unprimeable number, because it can be changed into a prime (2863888637) 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, 11737127 + ... + 11737370.

Almost surely, 2^2863888634 is an apocalyptic number.

2863888634 is a deficient number, since it is larger than the sum of its proper divisors (1502367994).

2863888634 is a wasteful number, since it uses less digits than its factorization.

2863888634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23474560.

The product of its digits is 10616832, while the sum is 56.

The square root of 2863888634 is about 53515.3121452169. The cubic root of 2863888634 is about 1420.0992845346.

The spelling of 2863888634 in words is "two billion, eight hundred sixty-three million, eight hundred eighty-eight thousand, six hundred thirty-four".