869739916 has 12 divisors (see below), whose sum is σ = 1533664440. Its totient is φ = 431550080.

The previous prime is 869739889. The next prime is 869739943. The reversal of 869739916 is 619937968.

It is an interprime number because it is at equal distance from previous prime (869739889) and next prime (869739943).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829381 + ... + 830428.

It is an arithmetic number, because the mean of its divisors is an integer number (127805370).

Almost surely, 2^869739916 is an apocalyptic number.

It is an amenable number.

869739916 is a deficient number, since it is larger than the sum of its proper divisors (663924524).

869739916 is a wasteful number, since it uses less digits than its factorization.

869739916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659944 (or 1659942 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 58.

The square root of 869739916 is about 29491.3532412468. The cubic root of 869739916 is about 954.5451324663.

It can be divided in two parts, 86973 and 9916, that multiplied together give a palindrome (862424268).

The spelling of 869739916 in words is "eight hundred sixty-nine million, seven hundred thirty-nine thousand, nine hundred sixteen".