430243 has 4 divisors (see below), whose sum is σ = 469368. Its totient is φ = 391120.

The previous prime is 430193. The next prime is 430259. The reversal of 430243 is 342034.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 430243 - 2⁹ = 429731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (430343) 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, 19546 + ... + 19567.

It is an arithmetic number, because the mean of its divisors is an integer number (117342).

2⁴³⁰²⁴³ is an apocalyptic number.

430243 is a deficient number, since it is larger than the sum of its proper divisors (39125).

430243 is a wasteful number, since it uses less digits than its factorization.

430243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39124.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 430243 is about 655.9291120235. The cubic root of 430243 is about 75.4926384940.

Adding to 430243 its reverse (342034), we get a palindrome (772277).

Subtracting from 430243 its reverse (342034), we obtain a square (88209 = 297²).

The spelling of 430243 in words is "four hundred thirty thousand, two hundred forty-three".