71934679 has 2 divisors, whose sum is σ = 71934680. Its totient is φ = 71934678.

The previous prime is 71934673. The next prime is 71934757. The reversal of 71934679 is 97643917.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71934679 - 2¹⁵ = 71901911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71934673) 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 as a sum of consecutive naturals, namely, 35967339 + 35967340.

It is an arithmetic number, because the mean of its divisors is an integer number (35967340).

Almost surely, 2^71934679 is an apocalyptic number.

71934679 is a deficient number, since it is larger than the sum of its proper divisors (1).

71934679 is an equidigital number, since it uses as much as digits as its factorization.

71934679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 46.

The square root of 71934679 is about 8481.4314239991. The cubic root of 71934679 is about 415.8909180680.

The spelling of 71934679 in words is "seventy-one million, nine hundred thirty-four thousand, six hundred seventy-nine".