540006725 has 6 divisors (see below), whose sum is σ = 669608370. Its totient is φ = 432005360.

The previous prime is 540006713. The next prime is 540006739. The reversal of 540006725 is 527600045.

It can be written as a sum of positive squares in 3 ways, for example, as 25715041 + 514291684 = 5071^2 + 22678^2 .

It is not a de Polignac number, because 540006725 - 2⁶ = 540006661 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10800110 + ... + 10800159.

It is an arithmetic number, because the mean of its divisors is an integer number (111601395).

Almost surely, 2^540006725 is an apocalyptic number.

It is an amenable number.

540006725 is a deficient number, since it is larger than the sum of its proper divisors (129601645).

540006725 is a wasteful number, since it uses less digits than its factorization.

540006725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21600279 (or 21600274 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 540006725 is about 23238.0447757551. The cubic root of 540006725 is about 814.3286654197.

The spelling of 540006725 in words is "five hundred forty million, six thousand, seven hundred twenty-five".