542124522 has 16 divisors (see below), whose sum is σ = 1204721280. Its totient is φ = 180708156.

The previous prime is 542124491. The next prime is 542124529. The reversal of 542124522 is 225421245.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (542124529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5019618 + ... + 5019725.

It is an arithmetic number, because the mean of its divisors is an integer number (75295080).

Almost surely, 2^542124522 is an apocalyptic number.

542124522 is an abundant number, since it is smaller than the sum of its proper divisors (662596758).

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

542124522 is a wasteful number, since it uses less digits than its factorization.

542124522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10039354 (or 10039348 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 542124522 is about 23283.5676390024. The cubic root of 542124522 is about 815.3918208312.

Adding to 542124522 its reverse (225421245), we get a palindrome (767545767).

The spelling of 542124522 in words is "five hundred forty-two million, one hundred twenty-four thousand, five hundred twenty-two".