343400071 has 16 divisors (see below), whose sum is σ = 403778880. Its totient is φ = 285880320.

The previous prime is 343400041. The next prime is 343400093. The reversal of 343400071 is 170004343.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 343400071 - 2⁵ = 343400039 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 (343400011) 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, 243015 + ... + 244423.

It is an arithmetic number, because the mean of its divisors is an integer number (25236180).

Almost surely, 2^343400071 is an apocalyptic number.

343400071 is a deficient number, since it is larger than the sum of its proper divisors (60378809).

343400071 is a wasteful number, since it uses less digits than its factorization.

343400071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 343400071 is about 18531.0569315406. The cubic root of 343400071 is about 700.2720513978.

The spelling of 343400071 in words is "three hundred forty-three million, four hundred thousand, seventy-one".