540138088 has 32 divisors (see below), whose sum is σ = 1162310400. Its totient is φ = 230513472.

The previous prime is 540138083. The next prime is 540138119. The reversal of 540138088 is 880831045.

It is not an unprimeable number, because it can be changed into a prime (540138083) 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, 6795 + ... + 33562.

It is an arithmetic number, because the mean of its divisors is an integer number (36322200).

Almost surely, 2^540138088 is an apocalyptic number.

It is an amenable number.

540138088 is an abundant number, since it is smaller than the sum of its proper divisors (622172312).

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

540138088 is a wasteful number, since it uses less digits than its factorization.

540138088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40609 (or 40605 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 540138088 is about 23240.8710680129. The cubic root of 540138088 is about 814.3946917478.

The spelling of 540138088 in words is "five hundred forty million, one hundred thirty-eight thousand, eighty-eight".