522483221 has 8 divisors (see below), whose sum is σ = 562889880. Its totient is φ = 482107392.

The previous prime is 522483211. The next prime is 522483229. The reversal of 522483221 is 122384225.

It can be written as a sum of positive squares in 4 ways, for example, as 16728100 + 505755121 = 4090^2 + 22489^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-522483221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522483229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37241 + ... + 49313.

It is an arithmetic number, because the mean of its divisors is an integer number (70361235).

Almost surely, 2^522483221 is an apocalyptic number.

It is an amenable number.

522483221 is a deficient number, since it is larger than the sum of its proper divisors (40406659).

522483221 is a wasteful number, since it uses less digits than its factorization.

522483221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15415.

The product of its digits is 7680, while the sum is 29.

The square root of 522483221 is about 22857.8918756739. The cubic root of 522483221 is about 805.4231644739.

The spelling of 522483221 in words is "five hundred twenty-two million, four hundred eighty-three thousand, two hundred twenty-one".