522251225 has 24 divisors (see below), whose sum is σ = 684360960. Its totient is φ = 394542720.

The previous prime is 522251173. The next prime is 522251273. The reversal of 522251225 is 522152225.

It is not a de Polignac number, because 522251225 - 2⁶ = 522251161 is a prime.

It is a super-3 number, since 3×522251225³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522251194 and 522251203.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 39677 + ... + 51173.

It is an arithmetic number, because the mean of its divisors is an integer number (28515040).

Almost surely, 2^522251225 is an apocalyptic number.

It is an amenable number.

522251225 is a deficient number, since it is larger than the sum of its proper divisors (162109735).

522251225 is a wasteful number, since it uses less digits than its factorization.

522251225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11609 (or 11604 counting only the distinct ones).

The product of its digits is 4000, while the sum is 26.

The square root of 522251225 is about 22852.8165660165. The cubic root of 522251225 is about 805.3039372860.

The spelling of 522251225 in words is "five hundred twenty-two million, two hundred fifty-one thousand, two hundred twenty-five".