876839764 has 24 divisors (see below), whose sum is σ = 1644467328. Its totient is φ = 408022560.

The previous prime is 876839729. The next prime is 876839771. The reversal of 876839764 is 467938678.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 876839699 and 876839708.

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, 125392 + ... + 132199.

It is an arithmetic number, because the mean of its divisors is an integer number (68519472).

Almost surely, 2^876839764 is an apocalyptic number.

It is an amenable number.

876839764 is a deficient number, since it is larger than the sum of its proper divisors (767627564).

876839764 is a wasteful number, since it uses less digits than its factorization.

876839764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257655 (or 257653 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 58.

The square root of 876839764 is about 29611.4802737047. The cubic root of 876839764 is about 957.1354729532.

The spelling of 876839764 in words is "eight hundred seventy-six million, eight hundred thirty-nine thousand, seven hundred sixty-four".