540521026 has 16 divisors (see below), whose sum is σ = 824266080. Its totient is φ = 265779360.

The previous prime is 540520997. The next prime is 540521029. The reversal of 540521026 is 620125045.

It is not an unprimeable number, because it can be changed into a prime (540521029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85246 + ... + 91366.

It is an arithmetic number, because the mean of its divisors is an integer number (51516630).

Almost surely, 2^540521026 is an apocalyptic number.

540521026 is a deficient number, since it is larger than the sum of its proper divisors (283745054).

540521026 is a wasteful number, since it uses less digits than its factorization.

540521026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6849.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 540521026 is about 23249.1080689131. The cubic root of 540521026 is about 814.5871048922.

The spelling of 540521026 in words is "five hundred forty million, five hundred twenty-one thousand, twenty-six".