340706 has 4 divisors (see below), whose sum is σ = 511062. Its totient is φ = 170352.

The previous prime is 340693. The next prime is 340709. The reversal of 340706 is 607043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 43681 = 545^2 + 209^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340706.

It is not an unprimeable number, because it can be changed into a prime (340709) by changing a digit.

340706 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85175 + ... + 85178.

2³⁴⁰⁷⁰⁶ is an apocalyptic number.

340706 is a deficient number, since it is larger than the sum of its proper divisors (170356).

340706 is a wasteful number, since it uses less digits than its factorization.

340706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170355.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 340706 is about 583.7002655473. The cubic root of 340706 is about 69.8435963800.

Adding to 340706 its reverse (607043), we get a palindrome (947749).

The spelling of 340706 in words is "three hundred forty thousand, seven hundred six".