341646909 has 16 divisors (see below), whose sum is σ = 490236480. Its totient is φ = 210850560.

The previous prime is 341646887. The next prime is 341646913. The reversal of 341646909 is 909646143.

It is not a de Polignac number, because 341646909 - 2⁹ = 341646397 is a prime.

It is a super-2 number, since 2×341646909² = 233445220858508562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341646989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51799 + ... + 58020.

It is an arithmetic number, because the mean of its divisors is an integer number (30639780).

Almost surely, 2^341646909 is an apocalyptic number.

It is an amenable number.

341646909 is a deficient number, since it is larger than the sum of its proper divisors (148589571).

341646909 is a wasteful number, since it uses less digits than its factorization.

341646909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109900.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 341646909 is about 18483.6930563132. The cubic root of 341646909 is about 699.0783168935.

The spelling of 341646909 in words is "three hundred forty-one million, six hundred forty-six thousand, nine hundred nine".