523322203 has 4 divisors (see below), whose sum is σ = 554105880. Its totient is φ = 492538528.

The previous prime is 523322183. The next prime is 523322207. The reversal of 523322203 is 302223325.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 523322203 - 2²⁵ = 489767771 is a prime.

It is a super-2 number, since 2×523322203² = 547732256305546418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523322207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15391813 + ... + 15391846.

It is an arithmetic number, because the mean of its divisors is an integer number (138526470).

Almost surely, 2^523322203 is an apocalyptic number.

523322203 is a deficient number, since it is larger than the sum of its proper divisors (30783677).

523322203 is a wasteful number, since it uses less digits than its factorization.

523322203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30783676.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 523322203 is about 22876.2366441686. The cubic root of 523322203 is about 805.8540390252.

Adding to 523322203 its reverse (302223325), we get a palindrome (825545528).

The spelling of 523322203 in words is "five hundred twenty-three million, three hundred twenty-two thousand, two hundred three".