522214312 has 8 divisors (see below), whose sum is σ = 979151850. Its totient is φ = 261107152.

The previous prime is 522214307. The next prime is 522214327. The reversal of 522214312 is 213412225.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 511935876 + 10278436 = 22626^2 + 3206^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32638387 + ... + 32638402.

Almost surely, 2^522214312 is an apocalyptic number.

It is an amenable number.

522214312 is a deficient number, since it is larger than the sum of its proper divisors (456937538).

522214312 is a wasteful number, since it uses less digits than its factorization.

522214312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65276795 (or 65276791 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 522214312 is about 22852.0089270068. The cubic root of 522214312 is about 805.2849637326.

Adding to 522214312 its reverse (213412225), we get a palindrome (735626537).

The spelling of 522214312 in words is "five hundred twenty-two million, two hundred fourteen thousand, three hundred twelve".