203427320 has 16 divisors (see below), whose sum is σ = 457711560. Its totient is φ = 81370912.

The previous prime is 203427317. The next prime is 203427331. The reversal of 203427320 is 23724302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2542802 + ... + 2542881.

Almost surely, 2^203427320 is an apocalyptic number.

203427320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203427320 is an abundant number, since it is smaller than the sum of its proper divisors (254284240).

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

203427320 is a wasteful number, since it uses less digits than its factorization.

203427320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085694 (or 5085690 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 203427320 is about 14262.7949575110. The cubic root of 203427320 is about 588.1251603930.

The spelling of 203427320 in words is "two hundred three million, four hundred twenty-seven thousand, three hundred twenty".