705552917 has 4 divisors (see below), whose sum is σ = 705606060. Its totient is φ = 705499776.

The previous prime is 705552863. The next prime is 705552937. The reversal of 705552917 is 719255507.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 548777476 + 156775441 = 23426^2 + 12521^2 .

It is a cyclic number.

It is not a de Polignac number, because 705552917 - 2¹⁰ = 705551893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705552937) 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, 12263 + ... + 39515.

It is an arithmetic number, because the mean of its divisors is an integer number (176401515).

Almost surely, 2^705552917 is an apocalyptic number.

It is an amenable number.

705552917 is a deficient number, since it is larger than the sum of its proper divisors (53143).

705552917 is a wasteful number, since it uses less digits than its factorization.

705552917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53142.

The product of its (nonzero) digits is 110250, while the sum is 41.

The square root of 705552917 is about 26562.2460834923. The cubic root of 705552917 is about 890.2456574747.

The spelling of 705552917 in words is "seven hundred five million, five hundred fifty-two thousand, nine hundred seventeen".