522626225 has 36 divisors (see below), whose sum is σ = 716758812. Its totient is φ = 377731200.

The previous prime is 522626213. The next prime is 522626261.

522626225 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 67699984 + 454926241 = 8228^2 + 21329^2 .

It is not a de Polignac number, because 522626225 - 2⁸ = 522625969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 522626191 and 522626200.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 595487 + ... + 596363.

It is an arithmetic number, because the mean of its divisors is an integer number (19909967).

Almost surely, 2^522626225 is an apocalyptic number.

522626225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522626225 is a deficient number, since it is larger than the sum of its proper divisors (194132587).

522626225 is a wasteful number, since it uses less digits than its factorization.

522626225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106 (or 1090 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 522626225 is about 22861.0197716550. The cubic root of 522626225 is about 805.4966393869.

The spelling of 522626225 in words is "five hundred twenty-two million, six hundred twenty-six thousand, two hundred twenty-five".