343028529 has 6 divisors (see below), whose sum is σ = 495485666. Its totient is φ = 228685680.

The previous prime is 343028519. The next prime is 343028549. The reversal of 343028529 is 925820343.

It can be written as a sum of positive squares in only one way, i.e., 314991504 + 28037025 = 17748^2 + 5295^2 .

It is not a de Polignac number, because 343028529 - 2¹⁶ = 342962993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343028493 and 343028502.

It is not an unprimeable number, because it can be changed into a prime (343028519) 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 5 ways as a sum of consecutive naturals, for example, 19057132 + ... + 19057149.

Almost surely, 2^343028529 is an apocalyptic number.

It is an amenable number.

343028529 is a deficient number, since it is larger than the sum of its proper divisors (152457137).

343028529 is a wasteful number, since it uses less digits than its factorization.

343028529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38114287 (or 38114284 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 343028529 is about 18521.0293720409. The cubic root of 343028529 is about 700.0194069449.

The spelling of 343028529 in words is "three hundred forty-three million, twenty-eight thousand, five hundred twenty-nine".