71711334 has 12 divisors (see below), whose sum is σ = 155374596. Its totient is φ = 23903772.

The previous prime is 71711323. The next prime is 71711357. The reversal of 71711334 is 43311717.

It is a junction number, because it is equal to n+sod(n) for n = 71711298 and 71711307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1991964 + ... + 1991999.

It is an arithmetic number, because the mean of its divisors is an integer number (12947883).

Almost surely, 2^71711334 is an apocalyptic number.

71711334 is an abundant number, since it is smaller than the sum of its proper divisors (83663262).

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

71711334 is a wasteful number, since it uses less digits than its factorization.

71711334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983971 (or 3983968 counting only the distinct ones).

The product of its digits is 1764, while the sum is 27.

The square root of 71711334 is about 8468.2544836584. The cubic root of 71711334 is about 415.4600482033.

The spelling of 71711334 in words is "seventy-one million, seven hundred eleven thousand, three hundred thirty-four".