540205625 has 20 divisors (see below), whose sum is σ = 710585040. Its totient is φ = 409410000.

The previous prime is 540205579. The next prime is 540205643. The reversal of 540205625 is 526502045.

It is not a de Polignac number, because 540205625 - 2¹⁰ = 540204601 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10871 + ... + 34620.

It is an arithmetic number, because the mean of its divisors is an integer number (35529252).

Almost surely, 2^540205625 is an apocalyptic number.

It is an amenable number.

540205625 is a deficient number, since it is larger than the sum of its proper divisors (170379415).

540205625 is an equidigital number, since it uses as much as digits as its factorization.

540205625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45530 (or 45515 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 540205625 is about 23242.3240017000. The cubic root of 540205625 is about 814.4286333658.

The spelling of 540205625 in words is "five hundred forty million, two hundred five thousand, six hundred twenty-five".