125629800 has 96 divisors (see below), whose sum is σ = 400048800. Its totient is φ = 32590080.

The previous prime is 125629799. The next prime is 125629811. The reversal of 125629800 is 8926521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19371 + ... + 25029.

It is an arithmetic number, because the mean of its divisors is an integer number (4167175).

Almost surely, 2^125629800 is an apocalyptic number.

125629800 is a gapful number since it is divisible by the number (10) 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 125629800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200024400).

125629800 is an abundant number, since it is smaller than the sum of its proper divisors (274419000).

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

125629800 is a wasteful number, since it uses less digits than its factorization.

125629800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715 (or 5706 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 125629800 is about 11208.4700115582. The cubic root of 125629800 is about 500.8383269636.

The spelling of 125629800 in words is "one hundred twenty-five million, six hundred twenty-nine thousand, eight hundred".