2822769638 has 16 divisors (see below), whose sum is σ = 4561068960. Its totient is φ = 1302470976.

The previous prime is 2822769629. The next prime is 2822769643. The reversal of 2822769638 is 8369672282.

It is a self number, because there is not a number n which added to its sum of digits gives 2822769638.

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, 103703 + ... + 128061.

It is an arithmetic number, because the mean of its divisors is an integer number (285066810).

Almost surely, 2^2822769638 is an apocalyptic number.

2822769638 is a deficient number, since it is larger than the sum of its proper divisors (1738299322).

2822769638 is a wasteful number, since it uses less digits than its factorization.

2822769638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28831.

The product of its digits is 3483648, while the sum is 53.

The square root of 2822769638 is about 53129.7434399979. The cubic root of 2822769638 is about 1413.2700185359.

The spelling of 2822769638 in words is "two billion, eight hundred twenty-two million, seven hundred sixty-nine thousand, six hundred thirty-eight".