125887806 has 96 divisors (see below), whose sum is σ = 317116800. Its totient is φ = 35691840.

The previous prime is 125887777. The next prime is 125887813. The reversal of 125887806 is 608788521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 409905 + ... + 410211.

It is an arithmetic number, because the mean of its divisors is an integer number (3303300).

Almost surely, 2^125887806 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125887806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158558400).

125887806 is an abundant number, since it is smaller than the sum of its proper divisors (191228994).

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

125887806 is a wasteful number, since it uses less digits than its factorization.

125887806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The square root of 125887806 is about 11219.9735293805. The cubic root of 125887806 is about 501.1809498522.

The spelling of 125887806 in words is "one hundred twenty-five million, eight hundred eighty-seven thousand, eight hundred six".