125578282 has 8 divisors (see below), whose sum is σ = 188962596. Its totient is φ = 62590752.

The previous prime is 125578279. The next prime is 125578289. The reversal of 125578282 is 282875521.

It can be written as a sum of positive squares in 2 ways, for example, as 123676641 + 1901641 = 11121^2 + 1379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (125578289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98403 + ... + 99670.

Almost surely, 2^125578282 is an apocalyptic number.

125578282 is a deficient number, since it is larger than the sum of its proper divisors (63384314).

125578282 is a wasteful number, since it uses less digits than its factorization.

125578282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198392.

The product of its digits is 89600, while the sum is 40.

The square root of 125578282 is about 11206.1716031837. The cubic root of 125578282 is about 500.7698566996.

The spelling of 125578282 in words is "one hundred twenty-five million, five hundred seventy-eight thousand, two hundred eighty-two".