705735125 has 8 divisors (see below), whose sum is σ = 880757592. Its totient is φ = 564588000.

The previous prime is 705735103. The next prime is 705735133. The reversal of 705735125 is 521537507.

It can be written as a sum of positive squares in 4 ways, for example, as 1522756 + 704212369 = 1234^2 + 26537^2 .

It is not a de Polignac number, because 705735125 - 2¹⁶ = 705669589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2822816 + ... + 2823065.

It is an arithmetic number, because the mean of its divisors is an integer number (110094699).

Almost surely, 2^705735125 is an apocalyptic number.

It is an amenable number.

705735125 is a deficient number, since it is larger than the sum of its proper divisors (175022467).

705735125 is an equidigital number, since it uses as much as digits as its factorization.

705735125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645896 (or 5645886 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 705735125 is about 26565.6756925172. The cubic root of 705735125 is about 890.3222857546.

The spelling of 705735125 in words is "seven hundred five million, seven hundred thirty-five thousand, one hundred twenty-five".