775713305 has 16 divisors (see below), whose sum is σ = 938456064. Its totient is φ = 615526080.

The previous prime is 775713283. The next prime is 775713311. The reversal of 775713305 is 503317577.

775713305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 775713305 - 2²⁰ = 774664729 is a prime.

It is a super-2 number, since 2×775713305² = 1203462263108046050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345647 + ... + 347883.

It is an arithmetic number, because the mean of its divisors is an integer number (58653504).

Almost surely, 2^775713305 is an apocalyptic number.

It is an amenable number.

775713305 is a deficient number, since it is larger than the sum of its proper divisors (162742759).

775713305 is a wasteful number, since it uses less digits than its factorization.

775713305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776.

The product of its (nonzero) digits is 77175, while the sum is 38.

The square root of 775713305 is about 27851.6302036344. The cubic root of 775713305 is about 918.8269963083.

The spelling of 775713305 in words is "seven hundred seventy-five million, seven hundred thirteen thousand, three hundred five".