340029 has 6 divisors (see below), whose sum is σ = 491166. Its totient is φ = 226680.

The previous prime is 340027. The next prime is 340031. The reversal of 340029 is 920043.

It is an interprime number because it is at equal distance from previous prime (340027) and next prime (340031).

It can be written as a sum of positive squares in only one way, i.e., 324900 + 15129 = 570^2 + 123^2 .

It is not a de Polignac number, because 340029 - 2¹ = 340027 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 339993 and 340020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18882 + ... + 18899.

It is an arithmetic number, because the mean of its divisors is an integer number (81861).

2³⁴⁰⁰²⁹ is an apocalyptic number.

It is an amenable number.

340029 is a deficient number, since it is larger than the sum of its proper divisors (151137).

340029 is a wasteful number, since it uses less digits than its factorization.

340029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37787 (or 37784 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 340029 is about 583.1200562491. The cubic root of 340029 is about 69.7973047894.

The spelling of 340029 in words is "three hundred forty thousand, twenty-nine".