71114688 has 84 divisors (see below), whose sum is σ = 205001368. Its totient is φ = 23569920.

The previous prime is 71114657. The next prime is 71114707. The reversal of 71114688 is 88641117.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190470 + ... + 190842.

Almost surely, 2^71114688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71114688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102500684).

71114688 is an abundant number, since it is smaller than the sum of its proper divisors (133886680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71114688 is a wasteful number, since it uses less digits than its factorization.

71114688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 709 counting only the distinct ones).

The product of its digits is 10752, while the sum is 36.

The square root of 71114688 is about 8432.9525078705. The cubic root of 71114688 is about 414.3046137349.

The spelling of 71114688 in words is "seventy-one million, one hundred fourteen thousand, six hundred eighty-eight".