71616976 has 20 divisors (see below), whose sum is σ = 140516800. Its totient is φ = 35354592.

The previous prime is 71616967. The next prime is 71616991. The reversal of 71616976 is 67961617.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27066 + ... + 29593.

It is an arithmetic number, because the mean of its divisors is an integer number (7025840).

Almost surely, 2^71616976 is an apocalyptic number.

It is an amenable number.

71616976 is a deficient number, since it is larger than the sum of its proper divisors (68899824).

71616976 is a wasteful number, since it uses less digits than its factorization.

71616976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56746 (or 56740 counting only the distinct ones).

The product of its digits is 95256, while the sum is 43.

The square root of 71616976 is about 8462.6813717639. The cubic root of 71616976 is about 415.2777470074.

The spelling of 71616976 in words is "seventy-one million, six hundred sixteen thousand, nine hundred seventy-six".