203424542 has 8 divisors (see below), whose sum is σ = 314980032. Its totient is φ = 98431200.

The previous prime is 203424527. The next prime is 203424553. The reversal of 203424542 is 245424302.

It is a happy number.

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

It is a congruent number.

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, 1640459 + ... + 1640582.

It is an arithmetic number, because the mean of its divisors is an integer number (39372504).

Almost surely, 2^203424542 is an apocalyptic number.

203424542 is a deficient number, since it is larger than the sum of its proper divisors (111555490).

203424542 is a wasteful number, since it uses less digits than its factorization.

203424542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281074.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 203424542 is about 14262.6975709366. The cubic root of 203424542 is about 588.1224832384.

Adding to 203424542 its reverse (245424302), we get a palindrome (448848844).

The spelling of 203424542 in words is "two hundred three million, four hundred twenty-four thousand, five hundred forty-two".