223032403 has 12 divisors (see below), whose sum is σ = 255813264. Its totient is φ = 193938800.

The previous prime is 223032377. The next prime is 223032413. The reversal of 223032403 is 304230322.

223032403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223032403 - 2¹³ = 223024211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223032413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37288 + ... + 42853.

It is an arithmetic number, because the mean of its divisors is an integer number (21317772).

Almost surely, 2^223032403 is an apocalyptic number.

223032403 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

223032403 is a deficient number, since it is larger than the sum of its proper divisors (32780861).

223032403 is a wasteful number, since it uses less digits than its factorization.

223032403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80186 (or 80175 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 223032403 is about 14934.2694163457. The cubic root of 223032403 is about 606.4420696137.

Adding to 223032403 its reverse (304230322), we get a palindrome (527262725).

The spelling of 223032403 in words is "two hundred twenty-three million, thirty-two thousand, four hundred three".