63126225 has 18 divisors (see below), whose sum is σ = 113066486. Its totient is φ = 33667200.

The previous prime is 63126223. The next prime is 63126229. The reversal of 63126225 is 52262136.

63126225 is a `hidden beast` number, since 6 + 31 + 2 + 622 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1016064 + 62110161 = 1008^2 + 7881^2 .

It is not a de Polignac number, because 63126225 - 2¹ = 63126223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63126221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 140056 + ... + 140505.

Almost surely, 2^63126225 is an apocalyptic number.

It is an amenable number.

63126225 is a deficient number, since it is larger than the sum of its proper divisors (49940261).

63126225 is a wasteful number, since it uses less digits than its factorization.

63126225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280577 (or 280569 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 63126225 is about 7945.2013819664. The cubic root of 63126225 is about 398.1712876856.

The spelling of 63126225 in words is "sixty-three million, one hundred twenty-six thousand, two hundred twenty-five".