505548042 has 8 divisors (see below), whose sum is σ = 1011096096. Its totient is φ = 168516012.

The previous prime is 505547993. The next prime is 505548059. The reversal of 505548042 is 240845505.

It is a sphenic number, since it is the product of 3 distinct primes.

505548042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 505547994 and 505548012.

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 3 ways as a sum of consecutive naturals, for example, 42128998 + ... + 42129009.

It is an arithmetic number, because the mean of its divisors is an integer number (126387012).

Almost surely, 2^505548042 is an apocalyptic number.

505548042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

505548042 is a wasteful number, since it uses less digits than its factorization.

505548042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84258012.

The product of its (nonzero) digits is 32000, while the sum is 33.

The square root of 505548042 is about 22484.3955222283. The cubic root of 505548042 is about 796.6253902351.

The spelling of 505548042 in words is "five hundred five million, five hundred forty-eight thousand, forty-two".