533500225 has 12 divisors (see below), whose sum is σ = 679420924. Its totient is φ = 415264320.

The previous prime is 533500223. The next prime is 533500237. The reversal of 533500225 is 522005335.

It can be written as a sum of positive squares in 6 ways, for example, as 98485776 + 435014449 = 9924^2 + 20857^2 .

It is not a de Polignac number, because 533500225 - 2¹ = 533500223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 533500225.

It is not an unprimeable number, because it can be changed into a prime (533500223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 287454 + ... + 289303.

Almost surely, 2^533500225 is an apocalyptic number.

It is an amenable number.

533500225 is a deficient number, since it is larger than the sum of its proper divisors (145920699).

533500225 is a wasteful number, since it uses less digits than its factorization.

533500225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576804 (or 576799 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 533500225 is about 23097.6237955336. The cubic root of 533500225 is about 811.0448463237.

The spelling of 533500225 in words is "five hundred thirty-three million, five hundred thousand, two hundred twenty-five".