343223828 has 12 divisors (see below), whose sum is σ = 632254560. Its totient is φ = 162579672.

The previous prime is 343223821. The next prime is 343223843. The reversal of 343223828 is 828322343.

It is a super-2 number, since 2×343223828² = 235605192213947168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343223821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257976 + ... + 2258127.

It is an arithmetic number, because the mean of its divisors is an integer number (52687880).

Almost surely, 2^343223828 is an apocalyptic number.

343223828 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

343223828 is a deficient number, since it is larger than the sum of its proper divisors (289030732).

343223828 is a wasteful number, since it uses less digits than its factorization.

343223828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516126 (or 4516124 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 343223828 is about 18526.3009799582. The cubic root of 343223828 is about 700.1522308371.

The spelling of 343223828 in words is "three hundred forty-three million, two hundred twenty-three thousand, eight hundred twenty-eight".