523303325 has 6 divisors (see below), whose sum is σ = 648896154. Its totient is φ = 418642640.

The previous prime is 523303279. The next prime is 523303369.

It is a happy number.

523303325 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 13853284 + 509450041 = 3722^2 + 22571^2 .

It is not a de Polignac number, because 523303325 - 2¹⁴ = 523286941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523303294 and 523303303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10466042 + ... + 10466091.

It is an arithmetic number, because the mean of its divisors is an integer number (108149359).

Almost surely, 2^523303325 is an apocalyptic number.

It is an amenable number.

523303325 is a deficient number, since it is larger than the sum of its proper divisors (125592829).

523303325 is a wasteful number, since it uses less digits than its factorization.

523303325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20932143 (or 20932138 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 26.

The square root of 523303325 is about 22875.8240288738. The cubic root of 523303325 is about 805.8443489494.

It can be divided in two parts, 52330 and 3325, that added together give a palindrome (55655).

The spelling of 523303325 in words is "five hundred twenty-three million, three hundred three thousand, three hundred twenty-five".