345735085 has 4 divisors (see below), whose sum is σ = 414882108. Its totient is φ = 276588064.

The previous prime is 345735073. The next prime is 345735101. The reversal of 345735085 is 580537543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100280196 + 245454889 = 10014^2 + 15667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345735085 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34573504 + ... + 34573513.

It is an arithmetic number, because the mean of its divisors is an integer number (103720527).

Almost surely, 2^345735085 is an apocalyptic number.

It is an amenable number.

345735085 is a deficient number, since it is larger than the sum of its proper divisors (69147023).

345735085 is an equidigital number, since it uses as much as digits as its factorization.

345735085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69147022.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 345735085 is about 18593.9529148592. The cubic root of 345735085 is about 701.8556783479.

The spelling of 345735085 in words is "three hundred forty-five million, seven hundred thirty-five thousand, eighty-five".