52229529 has 45 divisors (see below), whose sum is σ = 86950479. Its totient is φ = 31220640.

The previous prime is 52229521. The next prime is 52229587. The reversal of 52229529 is 92592225.

The square root of 52229529 is 7227.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 29648025 + 22581504 = 5445^2 + 4752^2 .

It is not a de Polignac number, because 52229529 - 2³ = 52229521 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (32400) is a multiple of the sum of its prime factors (180).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52229493 and 52229502.

It is not an unprimeable number, because it can be changed into a prime (52229521) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 715437 + ... + 715509.

Almost surely, 2^52229529 is an apocalyptic number.

52229529 is the 7227-th square number.

52229529 is the 3614-th centered octagonal number.

It is an amenable number.

52229529 is a deficient number, since it is larger than the sum of its proper divisors (34720950).

52229529 is an equidigital number, since it uses as much as digits as its factorization.

52229529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 87 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The cubic root of 52229529 is about 373.7994888290.

Multiplying 52229529 by its sum of digits (36), we get a square (1880263044 = 43362²).

Multiplying 52229529 by its product of digits (32400), we get a square (1692236739600 = 1300860²).

The spelling of 52229529 in words is "fifty-two million, two hundred twenty-nine thousand, five hundred twenty-nine".