71396193 has 32 divisors (see below), whose sum is σ = 108417024. Its totient is φ = 41400000.

The previous prime is 71396177. The next prime is 71396203. The reversal of 71396193 is 39169317.

It is not a de Polignac number, because 71396193 - 2⁴ = 71396177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (71396113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102978 + ... + 103668.

It is an arithmetic number, because the mean of its divisors is an integer number (3388032).

Almost surely, 2^71396193 is an apocalyptic number.

It is an amenable number.

71396193 is a deficient number, since it is larger than the sum of its proper divisors (37020831).

71396193 is a wasteful number, since it uses less digits than its factorization.

71396193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837.

The product of its digits is 30618, while the sum is 39.

The square root of 71396193 is about 8449.6267964923. The cubic root of 71396193 is about 414.8505640899.

The spelling of 71396193 in words is "seventy-one million, three hundred ninety-six thousand, one hundred ninety-three".