522212352 has 44 divisors (see below), whose sum is σ = 1391894496. Its totient is φ = 174069760.

The previous prime is 522212333. The next prime is 522212377. The reversal of 522212352 is 253212225.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 81924 + ... + 88067.

Almost surely, 2^522212352 is an apocalyptic number.

It is an amenable number.

522212352 is an abundant number, since it is smaller than the sum of its proper divisors (869682144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522212352 is a wasteful number, since it uses less digits than its factorization.

522212352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170014 (or 169996 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 522212352 is about 22851.9660423343. The cubic root of 522212352 is about 805.2839562532.

Adding to 522212352 its reverse (253212225), we get a palindrome (775424577).

The spelling of 522212352 in words is "five hundred twenty-two million, two hundred twelve thousand, three hundred fifty-two".