345908 has 6 divisors (see below), whose sum is σ = 605346. Its totient is φ = 172952.

The previous prime is 345907. The next prime is 345923. The reversal of 345908 is 809543.

It can be written as a sum of positive squares in only one way, i.e., 195364 + 150544 = 442^2 + 388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43235 + ... + 43242.

It is an arithmetic number, because the mean of its divisors is an integer number (100891).

2³⁴⁵⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

345908 is a deficient number, since it is larger than the sum of its proper divisors (259438).

345908 is a wasteful number, since it uses less digits than its factorization.

345908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86481 (or 86479 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 345908 is about 588.1394392489. The cubic root of 345908 is about 70.1972666907.

The spelling of 345908 in words is "three hundred forty-five thousand, nine hundred eight".