340568 has 8 divisors (see below), whose sum is σ = 638580. Its totient is φ = 170280.

The previous prime is 340559. The next prime is 340573. The reversal of 340568 is 865043.

It is a tau number, because it is divible by the number of its divisors (8).

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, 21278 + ... + 21293.

2³⁴⁰⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

340568 is a deficient number, since it is larger than the sum of its proper divisors (298012).

340568 is a wasteful number, since it uses less digits than its factorization.

340568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42577 (or 42573 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 340568 is about 583.5820422186. The cubic root of 340568 is about 69.8341652596.

It can be divided in two parts, 3405 and 68, that multiplied together give a triangular number (231540 = T₆₈₀).

The spelling of 340568 in words is "three hundred forty thousand, five hundred sixty-eight".