522247672 has 16 divisors (see below), whose sum is σ = 979459560. Its totient is φ = 261058464.

The previous prime is 522247619. The next prime is 522247679. The reversal of 522247672 is 276742225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522247679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50878 + ... + 60274.

Almost surely, 2^522247672 is an apocalyptic number.

It is an amenable number.

522247672 is a deficient number, since it is larger than the sum of its proper divisors (457211888).

522247672 is a wasteful number, since it uses less digits than its factorization.

522247672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16350 (or 16346 counting only the distinct ones).

The product of its digits is 94080, while the sum is 37.

The square root of 522247672 is about 22852.7388292957. The cubic root of 522247672 is about 805.3021110568.

Adding to 522247672 its reverse (276742225), we get a palindrome (798989897).

The spelling of 522247672 in words is "five hundred twenty-two million, two hundred forty-seven thousand, six hundred seventy-two".