71008684 has 12 divisors (see below), whose sum is σ = 124324200. Its totient is φ = 35487488.

The previous prime is 71008669. The next prime is 71008687. The reversal of 71008684 is 48680017.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (71008687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14412 + ... + 18700.

It is an arithmetic number, because the mean of its divisors is an integer number (10360350).

Almost surely, 2^71008684 is an apocalyptic number.

It is an amenable number.

71008684 is a deficient number, since it is larger than the sum of its proper divisors (53315516).

71008684 is a wasteful number, since it uses less digits than its factorization.

71008684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8432 (or 8430 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 71008684 is about 8426.6650580167. The cubic root of 71008684 is about 414.0986563486.

The spelling of 71008684 in words is "seventy-one million, eight thousand, six hundred eighty-four".