534520225 has 6 divisors (see below), whose sum is σ = 662805110. Its totient is φ = 427616160.

The previous prime is 534520223. The next prime is 534520277. The reversal of 534520225 is 522025435.

It can be written as a sum of positive squares in 3 ways, for example, as 105698961 + 428821264 = 10281^2 + 20708^2 .

It is not a de Polignac number, because 534520225 - 2¹ = 534520223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 534520193 and 534520202.

It is not an unprimeable number, because it can be changed into a prime (534520223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10690380 + ... + 10690429.

Almost surely, 2^534520225 is an apocalyptic number.

It is an amenable number.

534520225 is a deficient number, since it is larger than the sum of its proper divisors (128284885).

534520225 is a wasteful number, since it uses less digits than its factorization.

534520225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21380819 (or 21380814 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 534520225 is about 23119.6934451995. The cubic root of 534520225 is about 811.5613966123.

The spelling of 534520225 in words is "five hundred thirty-four million, five hundred twenty thousand, two hundred twenty-five".