345568 has 12 divisors (see below), whose sum is σ = 680400. Its totient is φ = 172768.

The previous prime is 345551. The next prime is 345571. The reversal of 345568 is 865543.

345568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×345568³ = 123800333097271296, which contains 333 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5368 + ... + 5431.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2³⁴⁵⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

345568 is a deficient number, since it is larger than the sum of its proper divisors (334832).

345568 is a wasteful number, since it uses less digits than its factorization.

345568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10809 (or 10801 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 345568 is about 587.8503210852. The cubic root of 345568 is about 70.1742597112.

The spelling of 345568 in words is "three hundred forty-five thousand, five hundred sixty-eight".