203375424 has 84 divisors (see below), whose sum is σ = 616553504. Its totient is φ = 57957888.

The previous prime is 203375383. The next prime is 203375441. The reversal of 203375424 is 424573302.

It is a tau number, because it is divible by the number of its divisors (84).

It is a junction number, because it is equal to n+sod(n) for n = 203375391 and 203375400.

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 11 ways as a sum of consecutive naturals, for example, 522622 + ... + 523010.

Almost surely, 2^203375424 is an apocalyptic number.

203375424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203375424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308276752).

203375424 is an abundant number, since it is smaller than the sum of its proper divisors (413178080).

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

203375424 is an frugal number, since it uses more digits than its factorization.

203375424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 203375424 is about 14260.9755627026. The cubic root of 203375424 is about 588.0751442675.

The spelling of 203375424 in words is "two hundred three million, three hundred seventy-five thousand, four hundred twenty-four".