522464225 has 6 divisors (see below), whose sum is σ = 647855670. Its totient is φ = 417971360.

The previous prime is 522464219. The next prime is 522464237.

522464225 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 146724769 + 375739456 = 12113^2 + 19384^2 .

It is not a de Polignac number, because 522464225 - 2¹² = 522460129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 522464191 and 522464200.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10449260 + ... + 10449309.

It is an arithmetic number, because the mean of its divisors is an integer number (107975945).

Almost surely, 2^522464225 is an apocalyptic number.

It is an amenable number.

522464225 is a deficient number, since it is larger than the sum of its proper divisors (125391445).

522464225 is a wasteful number, since it uses less digits than its factorization.

522464225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20898579 (or 20898574 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 522464225 is about 22857.4763480136. The cubic root of 522464225 is about 805.4134033924.

The spelling of 522464225 in words is "five hundred twenty-two million, four hundred sixty-four thousand, two hundred twenty-five".