3879669782 has 4 divisors (see below), whose sum is σ = 5819504676. Its totient is φ = 1939834890.

The previous prime is 3879669757. The next prime is 3879669803. The reversal of 3879669782 is 2879669783.

3879669782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969917444 + ... + 969917447.

It is an arithmetic number, because the mean of its divisors is an integer number (1454876169).

Almost surely, 2^3879669782 is an apocalyptic number.

3879669782 is a deficient number, since it is larger than the sum of its proper divisors (1939834894).

3879669782 is a wasteful number, since it uses less digits than its factorization.

3879669782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939834893.

The product of its digits is 54867456, while the sum is 65.

The square root of 3879669782 is about 62286.9952879411. The cubic root of 3879669782 is about 1571.3210218507.

Subtracting from 3879669782 its reverse (2879669783), we obtain a palindrome (999999999).

The spelling of 3879669782 in words is "three billion, eight hundred seventy-nine million, six hundred sixty-nine thousand, seven hundred eighty-two".