540636258 has 16 divisors (see below), whose sum is σ = 1081637280. Its totient is φ = 180151296.

The previous prime is 540636181. The next prime is 540636259. The reversal of 540636258 is 852636045.

It is not an unprimeable number, because it can be changed into a prime (540636259) 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, 6441 + ... + 33507.

It is an arithmetic number, because the mean of its divisors is an integer number (67602330).

Almost surely, 2^540636258 is an apocalyptic number.

540636258 is an abundant number, since it is smaller than the sum of its proper divisors (541001022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540636258 is a wasteful number, since it uses less digits than its factorization.

540636258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30401.

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 540636258 is about 23251.5861394443. The cubic root of 540636258 is about 814.6449872114.

The spelling of 540636258 in words is "five hundred forty million, six hundred thirty-six thousand, two hundred fifty-eight".