540030040 has 64 divisors (see below), whose sum is σ = 1339299360. Its totient is φ = 194334720.

The previous prime is 540029977. The next prime is 540030061. The reversal of 540030040 is 40030045.

540030040 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 540029996 and 540030023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36354 + ... + 49006.

Almost surely, 2^540030040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540030040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669649680).

540030040 is an abundant number, since it is smaller than the sum of its proper divisors (799269320).

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

540030040 is a wasteful number, since it uses less digits than its factorization.

540030040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12772 (or 12768 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 540030040 is about 23238.5464261429. The cubic root of 540030040 is about 814.3403849031.

Adding to 540030040 its reverse (40030045), we get a palindrome (580060085).

The spelling of 540030040 in words is "five hundred forty million, thirty thousand, forty".