512005522 has 8 divisors (see below), whose sum is σ = 877723776. Its totient is φ = 219430932.

The previous prime is 512005477. The next prime is 512005531. The reversal of 512005522 is 225500215.

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 = 512005493 and 512005502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18285898 + ... + 18285925.

It is an arithmetic number, because the mean of its divisors is an integer number (109715472).

Almost surely, 2^512005522 is an apocalyptic number.

512005522 is a deficient number, since it is larger than the sum of its proper divisors (365718254).

512005522 is a wasteful number, since it uses less digits than its factorization.

512005522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36571832.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 512005522 is about 22627.5390177544. The cubic root of 512005522 is about 800.0028760313.

Adding to 512005522 its reverse (225500215), we get a palindrome (737505737).

The spelling of 512005522 in words is "five hundred twelve million, five thousand, five hundred twenty-two".