541530225 has 48 divisors (see below), whose sum is σ = 1004598400. Its totient is φ = 285975360.

The previous prime is 541530217. The next prime is 541530251. The reversal of 541530225 is 522035145.

It is a happy number.

It is not a de Polignac number, because 541530225 - 2³ = 541530217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65631 + ... + 73419.

Almost surely, 2^541530225 is an apocalyptic number.

It is an amenable number.

541530225 is a deficient number, since it is larger than the sum of its proper divisors (463068175).

541530225 is a wasteful number, since it uses less digits than its factorization.

541530225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911 (or 7900 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 541530225 is about 23270.8019844611. The cubic root of 541530225 is about 815.0937576406.

The spelling of 541530225 in words is "five hundred forty-one million, five hundred thirty thousand, two hundred twenty-five".