341645 has 4 divisors (see below), whose sum is σ = 409980. Its totient is φ = 273312.

The previous prime is 341641. The next prime is 341647. The reversal of 341645 is 546143.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 243049 + 98596 = 493^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 341645 - 2² = 341641 is a prime.

It is a super-3 number, since 3×341645³ = 119631751790733375, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 341645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34160 + ... + 34169.

It is an arithmetic number, because the mean of its divisors is an integer number (102495).

2³⁴¹⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

341645 is a deficient number, since it is larger than the sum of its proper divisors (68335).

341645 is an equidigital number, since it uses as much as digits as its factorization.

341645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68334.

The product of its digits is 1440, while the sum is 23.

The square root of 341645 is about 584.5040632878. The cubic root of 341645 is about 69.9077014825.

Adding to 341645 its reverse (546143), we get a palindrome (887788).

It can be divided in two parts, 34164 and 5, that multiplied together give a triangular number (170820 = T₅₈₄).

The spelling of 341645 in words is "three hundred forty-one thousand, six hundred forty-five".