540285538 has 32 divisors (see below), whose sum is σ = 896958720. Its totient is φ = 242542080.

The previous prime is 540285533. The next prime is 540285541. The reversal of 540285538 is 835582045.

It is a self number, because there is not a number n which added to its sum of digits gives 540285538.

It is not an unprimeable number, because it can be changed into a prime (540285533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146983 + ... + 150613.

It is an arithmetic number, because the mean of its divisors is an integer number (28029960).

Almost surely, 2^540285538 is an apocalyptic number.

540285538 is a deficient number, since it is larger than the sum of its proper divisors (356673182).

540285538 is a wasteful number, since it uses less digits than its factorization.

540285538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3802.

The product of its (nonzero) digits is 192000, while the sum is 40.

The square root of 540285538 is about 23244.0430648371. The cubic root of 540285538 is about 814.4687910535.

The spelling of 540285538 in words is "five hundred forty million, two hundred eighty-five thousand, five hundred thirty-eight".