343194285 has 48 divisors (see below), whose sum is σ = 641865600. Its totient is φ = 156127104.

The previous prime is 343194227. The next prime is 343194287. The reversal of 343194285 is 582491343.

343194285 = 4358² + 4359² + ... + 4375².

It is not a de Polignac number, because 343194285 - 2¹¹ = 343192237 is a prime.

It is a super-2 number, since 2×343194285² = 235564634513322450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343194287) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 167296 + ... + 169334.

It is an arithmetic number, because the mean of its divisors is an integer number (13372200).

Almost surely, 2^343194285 is an apocalyptic number.

343194285 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

343194285 is a deficient number, since it is larger than the sum of its proper divisors (298671315).

343194285 is a wasteful number, since it uses less digits than its factorization.

With its successor (343194286) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (2283).

343194285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290 (or 2283 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 343194285 is about 18525.5036368785. The cubic root of 343194285 is about 700.1321417202.

The spelling of 343194285 in words is "three hundred forty-three million, one hundred ninety-four thousand, two hundred eighty-five".