525813233 has 16 divisors (see below), whose sum is σ = 595691712. Its totient is φ = 459936000.

The previous prime is 525813221. The next prime is 525813241. The reversal of 525813233 is 332318525.

It is a cyclic number.

It is not a de Polignac number, because 525813233 - 2⁸ = 525812977 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 525813233.

It is not an unprimeable number, because it can be changed into a prime (525813203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24938 + ... + 40908.

It is an arithmetic number, because the mean of its divisors is an integer number (37230732).

Almost surely, 2^525813233 is an apocalyptic number.

It is an amenable number.

525813233 is a deficient number, since it is larger than the sum of its proper divisors (69878479).

525813233 is a wasteful number, since it uses less digits than its factorization.

525813233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16096.

The product of its digits is 21600, while the sum is 32.

The square root of 525813233 is about 22930.6178067666. The cubic root of 525813233 is about 807.1306457159.

The spelling of 525813233 in words is "five hundred twenty-five million, eight hundred thirteen thousand, two hundred thirty-three".