542524530 has 32 divisors (see below), whose sum is σ = 1314957888. Its totient is φ = 143240000.

The previous prime is 542524517. The next prime is 542524607. The reversal of 542524530 is 35425245.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 86496 + ... + 92555.

It is an arithmetic number, because the mean of its divisors is an integer number (41092434).

Almost surely, 2^542524530 is an apocalyptic number.

542524530 is an abundant number, since it is smaller than the sum of its proper divisors (772433358).

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

542524530 is a wasteful number, since it uses less digits than its factorization.

542524530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179162.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 542524530 is about 23292.1559757786. The cubic root of 542524530 is about 815.5923178578.

Adding to 542524530 its reverse (35425245), we get a palindrome (577949775).

The spelling of 542524530 in words is "five hundred forty-two million, five hundred twenty-four thousand, five hundred thirty".