235305203 has 20 divisors (see below), whose sum is σ = 286508688. Its totient is φ = 192875760.

The previous prime is 235305197. The next prime is 235305227. The reversal of 235305203 is 302503532.

It is a de Polignac number, because none of the positive numbers 2^k-235305203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (235305233) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 53093 + ... + 57353.

Almost surely, 2^235305203 is an apocalyptic number.

235305203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

235305203 is a deficient number, since it is larger than the sum of its proper divisors (51203485).

235305203 is an frugal number, since it uses more digits than its factorization.

235305203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4312 (or 4291 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 235305203 is about 15339.6611109894. The cubic root of 235305203 is about 617.3676139895.

Adding to 235305203 its reverse (302503532), we get a palindrome (537808735).

The spelling of 235305203 in words is "two hundred thirty-five million, three hundred five thousand, two hundred three".