71326516 has 24 divisors (see below), whose sum is σ = 127743840. Its totient is φ = 34836192.

The previous prime is 71326501. The next prime is 71326517. The reversal of 71326516 is 61562317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71326517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39955 + ... + 41701.

It is an arithmetic number, because the mean of its divisors is an integer number (5322660).

Almost surely, 2^71326516 is an apocalyptic number.

It is an amenable number.

71326516 is a deficient number, since it is larger than the sum of its proper divisors (56417324).

71326516 is a wasteful number, since it uses less digits than its factorization.

71326516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983 (or 1981 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 71326516 is about 8445.5027085426. The cubic root of 71326516 is about 414.7155664576.

The spelling of 71326516 in words is "seventy-one million, three hundred twenty-six thousand, five hundred sixteen".