345575 has 12 divisors (see below), whose sum is σ = 447888. Its totient is φ = 264000.

The previous prime is 345571. The next prime is 345577. The reversal of 345575 is 575543.

It is not a de Polignac number, because 345575 - 2² = 345571 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 (345571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275 + ... + 875.

It is an arithmetic number, because the mean of its divisors is an integer number (37324).

2³⁴⁵⁵⁷⁵ is an apocalyptic number.

345575 is a deficient number, since it is larger than the sum of its proper divisors (102313).

345575 is a wasteful number, since it uses less digits than its factorization.

345575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 629 counting only the distinct ones).

The product of its digits is 10500, while the sum is 29.

The square root of 345575 is about 587.8562749516. The cubic root of 345575 is about 70.1747335364.

The spelling of 345575 in words is "three hundred forty-five thousand, five hundred seventy-five".