345956 has 12 divisors (see below), whose sum is σ = 652092. Its totient is φ = 159648.

The previous prime is 345953. The next prime is 345979. The reversal of 345956 is 659543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25600 + 320356 = 160^2 + 566^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3275 + ... + 3378.

It is an arithmetic number, because the mean of its divisors is an integer number (54341).

2³⁴⁵⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

345956 is a deficient number, since it is larger than the sum of its proper divisors (306136).

345956 is a wasteful number, since it uses less digits than its factorization.

345956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670 (or 6668 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 345956 is about 588.1802444829. The cubic root of 345956 is about 70.2005135202.

The spelling of 345956 in words is "three hundred forty-five thousand, nine hundred fifty-six".