203432422 has 16 divisors (see below), whose sum is σ = 307575360. Its totient is φ = 100910592.

The previous prime is 203432357. The next prime is 203432429. The reversal of 203432422 is 224234302.

It is a junction number, because it is equal to n+sod(n) for n = 203432393 and 203432402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203432429) 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, 277168 + ... + 277900.

It is an arithmetic number, because the mean of its divisors is an integer number (19223460).

Almost surely, 2^203432422 is an apocalyptic number.

203432422 is a deficient number, since it is larger than the sum of its proper divisors (104142938).

203432422 is a wasteful number, since it uses less digits than its factorization.

203432422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 203432422 is about 14262.9738133392. The cubic root of 203432422 is about 588.1300771195.

Adding to 203432422 its reverse (224234302), we get a palindrome (427666724).

The spelling of 203432422 in words is "two hundred three million, four hundred thirty-two thousand, four hundred twenty-two".