125810628 has 24 divisors (see below), whose sum is σ = 309009120. Its totient is φ = 39729600.

The previous prime is 125810627. The next prime is 125810669. The reversal of 125810628 is 826018521.

It is not an unprimeable number, because it can be changed into a prime (125810623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275673 + ... + 276128.

It is an arithmetic number, because the mean of its divisors is an integer number (12875380).

Almost surely, 2^125810628 is an apocalyptic number.

It is an amenable number.

125810628 is an abundant number, since it is smaller than the sum of its proper divisors (183198492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125810628 is a wasteful number, since it uses less digits than its factorization.

125810628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551827 (or 551825 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 125810628 is about 11216.5336891573. The cubic root of 125810628 is about 501.0785092961.

The spelling of 125810628 in words is "one hundred twenty-five million, eight hundred ten thousand, six hundred twenty-eight".