71327064 has 32 divisors (see below), whose sum is σ = 187704000. Its totient is φ = 22524192.

The previous prime is 71327027. The next prime is 71327077. The reversal of 71327064 is 46072317.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77754 + ... + 78665.

It is an arithmetic number, because the mean of its divisors is an integer number (5865750).

Almost surely, 2^71327064 is an apocalyptic number.

It is an amenable number.

71327064 is an abundant number, since it is smaller than the sum of its proper divisors (116376936).

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

71327064 is a wasteful number, since it uses less digits than its factorization.

71327064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156447 (or 156443 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 71327064 is about 8445.5351517829. The cubic root of 71327064 is about 414.7166285383.

It can be divided in two parts, 7132 and 7064, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 71327064 in words is "seventy-one million, three hundred twenty-seven thousand, sixty-four".