203420432 has 10 divisors (see below), whose sum is σ = 394127118. Its totient is φ = 101710208.

The previous prime is 203420423. The next prime is 203420461. The reversal of 203420432 is 234024302.

203420432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 172239376 + 31181056 = 13124^2 + 5584^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6356873 + ... + 6356904.

Almost surely, 2^203420432 is an apocalyptic number.

It is an amenable number.

203420432 is a deficient number, since it is larger than the sum of its proper divisors (190706686).

203420432 is a wasteful number, since it uses less digits than its factorization.

203420432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12713785 (or 12713779 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 203420432 is about 14262.5534880680. The cubic root of 203420432 is about 588.1185223927.

Adding to 203420432 its reverse (234024302), we get a palindrome (437444734).

The spelling of 203420432 in words is "two hundred three million, four hundred twenty thousand, four hundred thirty-two".