505800492 has 24 divisors (see below), whose sum is σ = 1185406656. Its totient is φ = 167856528.

The previous prime is 505800467. The next prime is 505800499. The reversal of 505800492 is 294008505.

It is not an unprimeable number, because it can be changed into a prime (505800499) 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, 90118 + ... + 95565.

It is an arithmetic number, because the mean of its divisors is an integer number (49391944).

Almost surely, 2^505800492 is an apocalyptic number.

It is an amenable number.

505800492 is an abundant number, since it is smaller than the sum of its proper divisors (679606164).

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

505800492 is a wasteful number, since it uses less digits than its factorization.

505800492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185917 (or 185915 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 505800492 is about 22490.0087149827. The cubic root of 505800492 is about 796.7579688741.

Adding to 505800492 its reverse (294008505), we get a palindrome (799808997).

The spelling of 505800492 in words is "five hundred five million, eight hundred thousand, four hundred ninety-two".