343828 has 12 divisors (see below), whose sum is σ = 616000. Its totient is φ = 167832.

The previous prime is 343823. The next prime is 343829. The reversal of 343828 is 828343.

It is a junction number, because it is equal to n+sod(n) for n = 343796 and 343805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343823) 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, 828 + ... + 1171.

2³⁴³⁸²⁸ is an apocalyptic number.

It is an amenable number.

343828 is a deficient number, since it is larger than the sum of its proper divisors (272172).

343828 is a wasteful number, since it uses less digits than its factorization.

343828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046 (or 2044 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 343828 is about 586.3684848284. The cubic root of 343828 is about 70.0562812673.

The spelling of 343828 in words is "three hundred forty-three thousand, eight hundred twenty-eight".