542663527 has 16 divisors (see below), whose sum is σ = 628948800. Its totient is φ = 458599680.

The previous prime is 542663519. The next prime is 542663557. The reversal of 542663527 is 725366245.

It is not a de Polignac number, because 542663527 - 2³ = 542663519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542663527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542663557) 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 15 ways as a sum of consecutive naturals, for example, 261249 + ... + 263317.

It is an arithmetic number, because the mean of its divisors is an integer number (39309300).

Almost surely, 2^542663527 is an apocalyptic number.

542663527 is a deficient number, since it is larger than the sum of its proper divisors (86285273).

542663527 is a wasteful number, since it uses less digits than its factorization.

542663527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586.

The product of its digits is 302400, while the sum is 40.

The square root of 542663527 is about 23295.1395574270. The cubic root of 542663527 is about 815.6619646043.

The spelling of 542663527 in words is "five hundred forty-two million, six hundred sixty-three thousand, five hundred twenty-seven".