540856524 has 48 divisors (see below), whose sum is σ = 1363487328. Its totient is φ = 165877248.

The previous prime is 540856507. The next prime is 540856549. The reversal of 540856524 is 425658045.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 43984 + ... + 54920.

It is an arithmetic number, because the mean of its divisors is an integer number (28405986).

Almost surely, 2^540856524 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 540856524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681743664).

540856524 is an abundant number, since it is smaller than the sum of its proper divisors (822630804).

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

540856524 is a wasteful number, since it uses less digits than its factorization.

540856524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11274 (or 11272 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The square root of 540856524 is about 23256.3222371896. The cubic root of 540856524 is about 814.7556063980.

The spelling of 540856524 in words is "five hundred forty million, eight hundred fifty-six thousand, five hundred twenty-four".