343550028 has 24 divisors (see below), whose sum is σ = 816743088. Its totient is φ = 112355776.

The previous prime is 343550027. The next prime is 343550083. The reversal of 343550028 is 820055343.

It is a junction number, because it is equal to n+sod(n) for n = 343549977 and 343550004.

It is not an unprimeable number, because it can be changed into a prime (343550021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269451 + ... + 270722.

It is an arithmetic number, because the mean of its divisors is an integer number (34030962).

Almost surely, 2^343550028 is an apocalyptic number.

It is an amenable number.

343550028 is an abundant number, since it is smaller than the sum of its proper divisors (473193060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343550028 is a wasteful number, since it uses less digits than its factorization.

343550028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540233 (or 540231 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 343550028 is about 18535.1025894113. The cubic root of 343550028 is about 700.3739688823.

The spelling of 343550028 in words is "three hundred forty-three million, five hundred fifty thousand, twenty-eight".