71334865 has 8 divisors (see below), whose sum is σ = 97830720. Its totient is φ = 48915312.

The previous prime is 71334863. The next prime is 71334869. The reversal of 71334865 is 56843317.

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 71334865 - 2¹ = 71334863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71334863) 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, 1019035 + ... + 1019104.

It is an arithmetic number, because the mean of its divisors is an integer number (12228840).

Almost surely, 2^71334865 is an apocalyptic number.

It is an amenable number.

71334865 is a deficient number, since it is larger than the sum of its proper divisors (26495855).

71334865 is a wasteful number, since it uses less digits than its factorization.

71334865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038151.

The product of its digits is 60480, while the sum is 37.

The square root of 71334865 is about 8445.9969808188. The cubic root of 71334865 is about 414.7317470936.

The spelling of 71334865 in words is "seventy-one million, three hundred thirty-four thousand, eight hundred sixty-five".