71316885 has 8 divisors (see below), whose sum is σ = 114107040. Its totient is φ = 38035664.

The previous prime is 71316863. The next prime is 71316893. The reversal of 71316885 is 58861317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71316885 - 2⁶ = 71316821 is a prime.

It is a super-2 number, since 2×71316885² = 10172196172206450, which contains 22 as substring.

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, 2377215 + ... + 2377244.

It is an arithmetic number, because the mean of its divisors is an integer number (14263380).

Almost surely, 2^71316885 is an apocalyptic number.

It is an amenable number.

71316885 is a deficient number, since it is larger than the sum of its proper divisors (42790155).

71316885 is a wasteful number, since it uses less digits than its factorization.

71316885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754467.

The product of its digits is 40320, while the sum is 39.

The square root of 71316885 is about 8444.9325041708. The cubic root of 71316885 is about 414.6968996951.

The spelling of 71316885 in words is "seventy-one million, three hundred sixteen thousand, eight hundred eighty-five".