125856528 has 160 divisors (see below), whose sum is σ = 393879552. Its totient is φ = 33868800.

The previous prime is 125856527. The next prime is 125856539. The reversal of 125856528 is 825658521.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 125856528.

It is not an unprimeable number, because it can be changed into a prime (125856527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447748 + ... + 448028.

Almost surely, 2^125856528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125856528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196939776).

125856528 is an abundant number, since it is smaller than the sum of its proper divisors (268023024).

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

125856528 is a wasteful number, since it uses less digits than its factorization.

125856528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 367 counting only the distinct ones).

The product of its digits is 192000, while the sum is 42.

The square root of 125856528 is about 11218.5795892350. The cubic root of 125856528 is about 501.1394387197.

The spelling of 125856528 in words is "one hundred twenty-five million, eight hundred fifty-six thousand, five hundred twenty-eight".