512122 has 8 divisors (see below), whose sum is σ = 827316. Its totient is φ = 236352.

The previous prime is 512101. The next prime is 512137. The reversal of 512122 is 221215.

It can be written as a sum of positive squares in 2 ways, for example, as 434281 + 77841 = 659^2 + 279^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9823 + ... + 9874.

2⁵¹²¹²² is an apocalyptic number.

512122 is a deficient number, since it is larger than the sum of its proper divisors (315194).

512122 is a wasteful number, since it uses less digits than its factorization.

512122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19712.

The product of its digits is 40, while the sum is 13.

The square root of 512122 is about 715.6269978138. The cubic root of 512122 is about 80.0063536620.

Adding to 512122 its reverse (221215), we get a palindrome (733337).

The spelling of 512122 in words is "five hundred twelve thousand, one hundred twenty-two".