540259820 has 24 divisors (see below), whose sum is σ = 1135134000. Its totient is φ = 215991872.

The previous prime is 540259817. The next prime is 540259831. The reversal of 540259820 is 28952045.

It is a happy number.

540259820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40331 + ... + 52029.

It is an arithmetic number, because the mean of its divisors is an integer number (47297250).

Almost surely, 2^540259820 is an apocalyptic number.

It is an amenable number.

540259820 is an abundant number, since it is smaller than the sum of its proper divisors (594874180).

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

540259820 is a wasteful number, since it uses less digits than its factorization.

540259820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14017 (or 14015 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 540259820 is about 23243.4898412437. The cubic root of 540259820 is about 814.4558677384.

The spelling of 540259820 in words is "five hundred forty million, two hundred fifty-nine thousand, eight hundred twenty".