524422225 has 24 divisors (see below), whose sum is σ = 675459000. Its totient is φ = 403415040.

The previous prime is 524422219. The next prime is 524422229. The reversal of 524422225 is 522224425.

It can be written as a sum of positive squares in 12 ways, for example, as 409010176 + 115412049 = 20224^2 + 10743^2 .

It is not a de Polignac number, because 524422225 - 2⁹ = 524421713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 524422193 and 524422202.

It is not an unprimeable number, because it can be changed into a prime (524422229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193681 + ... + 196369.

It is an arithmetic number, because the mean of its divisors is an integer number (28144125).

Almost surely, 2^524422225 is an apocalyptic number.

It is an amenable number.

524422225 is a deficient number, since it is larger than the sum of its proper divisors (151036775).

524422225 is a wasteful number, since it uses less digits than its factorization.

524422225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2997 (or 2992 counting only the distinct ones).

The product of its digits is 12800, while the sum is 28.

The square root of 524422225 is about 22900.2669198418. The cubic root of 524422225 is about 806.4182782776.

The spelling of 524422225 in words is "five hundred twenty-four million, four hundred twenty-two thousand, two hundred twenty-five".