203242404 has 12 divisors (see below), whose sum is σ = 474232304. Its totient is φ = 67747464.

The previous prime is 203242367. The next prime is 203242427. The reversal of 203242404 is 404242302.

203242404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8468422 + ... + 8468445.

Almost surely, 2^203242404 is an apocalyptic number.

It is an amenable number.

203242404 is an abundant number, since it is smaller than the sum of its proper divisors (270989900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203242404 is a wasteful number, since it uses less digits than its factorization.

203242404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16936874 (or 16936872 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 203242404 is about 14256.3110235432. The cubic root of 203242404 is about 587.9469039010.

Adding to 203242404 its reverse (404242302), we get a palindrome (607484706).

The spelling of 203242404 in words is "two hundred three million, two hundred forty-two thousand, four hundred four".