505530022 has 8 divisors (see below), whose sum is σ = 760362336. Its totient is φ = 252075912.

The previous prime is 505530019. The next prime is 505530023. The reversal of 505530022 is 220035505.

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

It is a junction number, because it is equal to n+sod(n) for n = 505529975 and 505530002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505530023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343633 + ... + 345100.

It is an arithmetic number, because the mean of its divisors is an integer number (95045292).

Almost surely, 2^505530022 is an apocalyptic number.

505530022 is a deficient number, since it is larger than the sum of its proper divisors (254832314).

505530022 is a wasteful number, since it uses less digits than its factorization.

505530022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689102.

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 505530022 is about 22483.9947962990. The cubic root of 505530022 is about 796.6159250219.

Adding to 505530022 its reverse (220035505), we get a palindrome (725565527).

The spelling of 505530022 in words is "five hundred five million, five hundred thirty thousand, twenty-two".