505792242 has 16 divisors (see below), whose sum is σ = 1123982880. Its totient is φ = 168597396.

The previous prime is 505792237. The next prime is 505792247. The reversal of 505792242 is 242297505.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (505792237) and next prime (505792247).

It is a junction number, because it is equal to n+sod(n) for n = 505792197 and 505792206.

It is not an unprimeable number, because it can be changed into a prime (505792247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4683208 + ... + 4683315.

It is an arithmetic number, because the mean of its divisors is an integer number (70248930).

Almost surely, 2^505792242 is an apocalyptic number.

505792242 is an abundant number, since it is smaller than the sum of its proper divisors (618190638).

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

505792242 is a wasteful number, since it uses less digits than its factorization.

505792242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9366534 (or 9366528 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 505792242 is about 22489.8252994549. The cubic root of 505792242 is about 796.7536369362.

The spelling of 505792242 in words is "five hundred five million, seven hundred ninety-two thousand, two hundred forty-two".