505442542 has 8 divisors (see below), whose sum is σ = 827087832. Its totient is φ = 229746600.

The previous prime is 505442519. The next prime is 505442551. The reversal of 505442542 is 245244505.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11487309 + ... + 11487352.

It is an arithmetic number, because the mean of its divisors is an integer number (103385979).

Almost surely, 2^505442542 is an apocalyptic number.

505442542 is a deficient number, since it is larger than the sum of its proper divisors (321645290).

505442542 is a wasteful number, since it uses less digits than its factorization.

505442542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22974674.

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 505442542 is about 22482.0493282975. The cubic root of 505442542 is about 796.5699719441.

The spelling of 505442542 in words is "five hundred five million, four hundred forty-two thousand, five hundred forty-two".