540435380 has 24 divisors (see below), whose sum is σ = 1141717248. Its totient is φ = 214878368.

The previous prime is 540435293. The next prime is 540435383. The reversal of 540435380 is 83534045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540435383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77564 + ... + 84243.

It is an arithmetic number, because the mean of its divisors is an integer number (47571552).

Almost surely, 2^540435380 is an apocalyptic number.

It is an amenable number.

540435380 is an abundant number, since it is smaller than the sum of its proper divisors (601281868).

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

540435380 is a wasteful number, since it uses less digits than its factorization.

540435380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161983 (or 161981 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 540435380 is about 23247.2660758206. The cubic root of 540435380 is about 814.5440786212.

The spelling of 540435380 in words is "five hundred forty million, four hundred thirty-five thousand, three hundred eighty".