341639 has 4 divisors (see below), whose sum is σ = 359640. Its totient is φ = 323640.

The previous prime is 341629. The next prime is 341641. The reversal of 341639 is 936143.

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

It is a cyclic number.

It is not a de Polignac number, because 341639 - 2⁴ = 341623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341629) 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, 8972 + ... + 9009.

It is an arithmetic number, because the mean of its divisors is an integer number (89910).

2³⁴¹⁶³⁹ is an apocalyptic number.

341639 is a deficient number, since it is larger than the sum of its proper divisors (18001).

341639 is a wasteful number, since it uses less digits than its factorization.

341639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18000.

The product of its digits is 1944, while the sum is 26.

The square root of 341639 is about 584.4989307090. The cubic root of 341639 is about 69.9072922383.

The spelling of 341639 in words is "three hundred forty-one thousand, six hundred thirty-nine".