203424243 has 8 divisors (see below), whose sum is σ = 295889856. Its totient is φ = 123287400.

The previous prime is 203424233. The next prime is 203424251. The reversal of 203424243 is 342424302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203424243 - 2²² = 199229939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203424233) 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, 3082153 + ... + 3082218.

It is an arithmetic number, because the mean of its divisors is an integer number (36986232).

Almost surely, 2^203424243 is an apocalyptic number.

203424243 is a deficient number, since it is larger than the sum of its proper divisors (92465613).

203424243 is a wasteful number, since it uses less digits than its factorization.

203424243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6164385.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 203424243 is about 14262.6870890446. The cubic root of 203424243 is about 588.1221950911.

Adding to 203424243 its reverse (342424302), we get a palindrome (545848545).

The spelling of 203424243 in words is "two hundred three million, four hundred twenty-four thousand, two hundred forty-three".