125436252 has 96 divisors (see below), whose sum is σ = 324979200. Its totient is φ = 37497600.

The previous prime is 125436211. The next prime is 125436263. The reversal of 125436252 is 252634521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403177 + ... + 403487.

It is an arithmetic number, because the mean of its divisors is an integer number (3385200).

Almost surely, 2^125436252 is an apocalyptic number.

125436252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125436252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162489600).

125436252 is an abundant number, since it is smaller than the sum of its proper divisors (199542948).

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

125436252 is a wasteful number, since it uses less digits than its factorization.

125436252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 425 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 125436252 is about 11199.8326773216. The cubic root of 125436252 is about 500.5809939639.

The spelling of 125436252 in words is "one hundred twenty-five million, four hundred thirty-six thousand, two hundred fifty-two".