525233 has 4 divisors (see below), whose sum is σ = 542208. Its totient is φ = 508260.

The previous prime is 525221. The next prime is 525241. The reversal of 525233 is 332525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 525233 - 2¹² = 521137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8441 + ... + 8502.

It is an arithmetic number, because the mean of its divisors is an integer number (135552).

2⁵²⁵²³³ is an apocalyptic number.

It is an amenable number.

525233 is a deficient number, since it is larger than the sum of its proper divisors (16975).

525233 is a wasteful number, since it uses less digits than its factorization.

525233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16974.

The product of its digits is 900, while the sum is 20.

The square root of 525233 is about 724.7296047492. The cubic root of 525233 is about 80.6833647861.

Adding to 525233 its reverse (332525), we get a palindrome (857758).

The spelling of 525233 in words is "five hundred twenty-five thousand, two hundred thirty-three".