540781260 has 48 divisors (see below), whose sum is σ = 1542766176. Its totient is φ = 141486592.

The previous prime is 540781259. The next prime is 540781261. The reversal of 540781260 is 62187045.

It is an interprime number because it is at equal distance from previous prime (540781259) and next prime (540781261).

It is not an unprimeable number, because it can be changed into a prime (540781261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81849 + ... + 88208.

It is an arithmetic number, because the mean of its divisors is an integer number (32140962).

Almost surely, 2^540781260 is an apocalyptic number.

It is an amenable number.

540781260 is an abundant number, since it is smaller than the sum of its proper divisors (1001984916).

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

540781260 is a wasteful number, since it uses less digits than its factorization.

540781260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170122 (or 170120 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 540781260 is about 23254.7040402582. The cubic root of 540781260 is about 814.7178116484.

The spelling of 540781260 in words is "five hundred forty million, seven hundred eighty-one thousand, two hundred sixty".