124657225 has 81 divisors (see below), whose sum is σ = 204694581. Its totient is φ = 75028800.

The previous prime is 124657213. The next prime is 124657241. The reversal of 124657225 is 522756421.

The square root of 124657225 is 11165.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1713481 + 122943744 = 1309^2 + 11088^2 .

It is not a de Polignac number, because 124657225 - 2⁹ = 124656713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4298511 + ... + 4298539.

Almost surely, 2^124657225 is an apocalyptic number.

124657225 is the 11165-th square number.

124657225 is the 5583-rd centered octagonal number.

It is an amenable number.

124657225 is a deficient number, since it is larger than the sum of its proper divisors (80037356).

124657225 is a wasteful number, since it uses less digits than its factorization.

124657225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 52 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The cubic root of 124657225 is about 499.5425482701.

The spelling of 124657225 in words is "one hundred twenty-four million, six hundred fifty-seven thousand, two hundred twenty-five".