1006520222 has 8 divisors (see below), whose sum is σ = 1518215400. Its totient is φ = 500448424.

The previous prime is 1006520161. The next prime is 1006520257. The reversal of 1006520222 is 2220256001.

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 = 1006520194 and 1006520203.

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, 1405397 + ... + 1406112.

It is an arithmetic number, because the mean of its divisors is an integer number (189776925).

Almost surely, 2^1006520222 is an apocalyptic number.

1006520222 is a deficient number, since it is larger than the sum of its proper divisors (511695178).

1006520222 is a wasteful number, since it uses less digits than its factorization.

1006520222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811690.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1006520222 is about 31725.7028606145. The cubic root of 1006520222 is about 1002.1687006707.

Adding to 1006520222 its reverse (2220256001), we get a palindrome (3226776223).

The spelling of 1006520222 in words is "one billion, six million, five hundred twenty thousand, two hundred twenty-two".