871692412 has 12 divisors (see below), whose sum is σ = 1605749320. Its totient is φ = 412906896.

The previous prime is 871692407. The next prime is 871692427. The reversal of 871692412 is 214296178.

It is a super-2 number, since 2×871692412² = 1519695322276755488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 5734743 + ... + 5734894.

Almost surely, 2^871692412 is an apocalyptic number.

It is an amenable number.

871692412 is a deficient number, since it is larger than the sum of its proper divisors (734056908).

871692412 is a wasteful number, since it uses less digits than its factorization.

871692412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11469660 (or 11469658 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 871692412 is about 29524.4375390963. The cubic root of 871692412 is about 955.2588909140.

The spelling of 871692412 in words is "eight hundred seventy-one million, six hundred ninety-two thousand, four hundred twelve".