705536671 has 16 divisors (see below), whose sum is σ = 850348800. Its totient is φ = 571848768.

The previous prime is 705536593. The next prime is 705536681. The reversal of 705536671 is 176635507.

It is a happy number.

705536671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 705536671 - 2¹⁹ = 705012383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705536681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71016 + ... + 80338.

It is an arithmetic number, because the mean of its divisors is an integer number (53146800).

Almost surely, 2^705536671 is an apocalyptic number.

705536671 is a deficient number, since it is larger than the sum of its proper divisors (144812129).

705536671 is a wasteful number, since it uses less digits than its factorization.

705536671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9918.

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 705536671 is about 26561.9402717497. The cubic root of 705536671 is about 890.2388245159.

The spelling of 705536671 in words is "seven hundred five million, five hundred thirty-six thousand, six hundred seventy-one".