71116744 has 16 divisors (see below), whose sum is σ = 133433820. Its totient is φ = 35534400.

The previous prime is 71116741. The next prime is 71116751. The reversal of 71116744 is 44761117.

It can be written as a sum of positive squares in 2 ways, for example, as 68260644 + 2856100 = 8262^2 + 1690^2 .

It is not an unprimeable number, because it can be changed into a prime (71116741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19894 + ... + 23194.

Almost surely, 2^71116744 is an apocalyptic number.

It is an amenable number.

71116744 is a deficient number, since it is larger than the sum of its proper divisors (62317076).

71116744 is a wasteful number, since it uses less digits than its factorization.

71116744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000 (or 5996 counting only the distinct ones).

The product of its digits is 4704, while the sum is 31.

The square root of 71116744 is about 8433.0744097275. The cubic root of 71116744 is about 414.3086063563.

The spelling of 71116744 in words is "seventy-one million, one hundred sixteen thousand, seven hundred forty-four".